Products

Suppliers

Filter Gallery
325,707

Remote Controllers

Products
Remote Control LED Controller Controllers Wireless Remote Control Transmitter Tv Remote Control

Sorry! No matches were found.

5km Wireless RF Universal Remote Controller Kl-K400la-4CH

5km Wireless RF Universal Remote Controller Kl-K400la-4CH

US $ 12.5-15.5 / Piece FOB
1 Piece (MOQ)
More
Main Products: RF Remote Control, RF Remote Controller, RF Transmitter and Receiver Module, Wireless Paging System, Customized Product
Contact Supplier
Audited Supplier
Shenzhen Kelvin Electronics Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2017
Chat Now Send Inquiry
RF Wireless 433MHz Remote Controller Kl-K201c

RF Wireless 433MHz Remote Controller Kl-K201c

US $ 2-2.5 / Piece FOB
200 Pieces (MOQ)
More
Operation : Remote ON / OFF
Contact Supplier
Audited Supplier
Shenzhen Kelvin Electronics Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2017
Chat Now Send Inquiry
Ohm A12 Industrial Wireless Remote Button Controller for Crane and Construction Machinery Equipment

Ohm A12 Industrial Wireless Remote Button Controller for Crane and Construction Machinery Equipment

US $ 160-260 / Piece FOB
1 Piece (MOQ)
More
Main Products: Industrial Radio Remote Control
Contact Supplier
Audited Supplier
OHM (Chongqing) Electronics Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Chongqing, China Since 2024
Chat Now Send Inquiry
Ethercat Hand-Held Pendant Stations HPS Mpg Hand Encoder Pulse Industrial Control Machine Mpg Manual Pulse Generator Machine Remote Controller Factory Price

Ethercat Hand-Held Pendant Stations HPS Mpg Hand Encoder Pulse Industrial Control Machine Mpg Manual Pulse Generator Machine Remote Controller Factory Price

US $ 340-389 / Piece FOB
1 Piece (MOQ)
More
Certification : CE, FCC, ISO9001
Contact Supplier
Audited Supplier
Shanghai Panelmate Electronics Co., Ltd.

Manufacturer/Factory & Trading Company

Shanghai, China Since 2022
Chat Now Send Inquiry
Scanreco Brand Excavator Spare Parts Industrial Wireless Remote Controller

Scanreco Brand Excavator Spare Parts Industrial Wireless Remote Controller

US $ 1,000-1,500 / Piece FOB
5 Pieces (MOQ)
More
Main Products: Remote Control, Sliding Line, Handle, Antenna
Contact Supplier
Audited Supplier
Nanjing Shunmei Science & Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2022
Chat Now Send Inquiry
Ohm C64 Industrial Wireless Remote Joystick Controller for Crane and Construction Machinery Equipment

Ohm C64 Industrial Wireless Remote Joystick Controller for Crane and Construction Machinery Equipment

US $ 700-7,000 / Piece FOB
1 Piece (MOQ)
More
Type : Joystick
Contact Supplier
Audited Supplier
OHM (Chongqing) Electronics Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Chongqing, China Since 2024
Chat Now Send Inquiry
C4X Industrial Wireless Remote Joystick Controller for Crane and Construction Machinery

C4X Industrial Wireless Remote Joystick Controller for Crane and Construction Machinery

US $ 700-7,000 / Piece FOB
1 Piece (MOQ)
More
Main Products: Industrial Radio Remote Control
Contact Supplier
Audited Supplier
OHM (Chongqing) Electronics Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Chongqing, China Since 2024
Chat Now Send Inquiry
F24-6D Telecrane 6 Button Double Speed Crane Winch Radio Wireless Joystick Remote RF Industrial Remote Controller

F24-6D Telecrane 6 Button Double Speed Crane Winch Radio Wireless Joystick Remote RF Industrial Remote Controller

US $ 75-120 / Set FOB
1 Set (MOQ)
More
Certification : CE
Contact Supplier
Audited Supplier
Nanjing Runyao Machinery Equipment Co., Ltd

Jiangsu, China Since 2025
Chat Now Send Inquiry
D16 Industrial Wireless Remote Controller for Crane or Construction Machinery

D16 Industrial Wireless Remote Controller for Crane or Construction Machinery

US $ 280-700 / Piece FOB
1 Piece (MOQ)
More
Main Products: Industrial Radio Remote Control
Contact Supplier
Audited Supplier
OHM (Chongqing) Electronics Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Chongqing, China Since 2024
Chat Now Send Inquiry
Ohm Industrial Wireless Remote Button Controller for Crane and Construction Machinery Equipment

Ohm Industrial Wireless Remote Button Controller for Crane and Construction Machinery Equipment

US $ 1,100-1,700 / Piece FOB
1 Piece (MOQ)
More
Color : Red
Contact Supplier
Audited Supplier
OHM (Chongqing) Electronics Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Chongqing, China Since 2024
Chat Now Send Inquiry
B12 Industrial Wireless Remote Button Controller for Crane and Construction Machinery Equipment

B12 Industrial Wireless Remote Button Controller for Crane and Construction Machinery Equipment

US $ 280-700 / Piece FOB
1 Piece (MOQ)
More
Main Products: Industrial Radio Remote Control
Contact Supplier
Audited Supplier
OHM (Chongqing) Electronics Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Chongqing, China Since 2024
Chat Now Send Inquiry
Aluminum Case Remote Controller for Soundbar

Aluminum Case Remote Controller for Soundbar

US $ 4 / Piece FOB
1,000 Pieces (MOQ)
More
Voltage : 3V
Contact Supplier
Audited Supplier
SHENZHEN LABRA TECH CO., LTD.

Trading Company

Guangdong, China Since 2025
Chat Now Send Inquiry
Related Searches
Wireless Transmitter Rgb Controller Led Remote Controller Wholesale Remote Controllers Remote Controllers Battery Alarm Remote Controller
RF Remote Control IR Remote Control Other Remote Control Remote Control Switch Remote Control Joystick Remote Control
Circuit Remote Control 4canal 4 Channel Rf Remote Control 433mhz Remote Rf Remote Receiver Price Tv Remote Frequency Area 2 Channel Rf Remote Control
Ohm Industrial Wireless Remote Bluetooth Button Controller for Crane and Construction Machinery Equipment

Ohm Industrial Wireless Remote Bluetooth Button Controller for Crane and Construction Machinery Equipment

US $ 280-700 / Piece FOB
1 Piece (MOQ)
More
Main Products: Industrial Radio Remote Control
Contact Supplier
Audited Supplier
OHM (Chongqing) Electronics Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Chongqing, China Since 2024
Chat Now Send Inquiry
C32 Industrial Wireless Remote Joystick Controller for Crane and Construction Machinery

C32 Industrial Wireless Remote Joystick Controller for Crane and Construction Machinery

US $ 700-7,000 / Piece FOB
1 Piece (MOQ)
More
Color : Red
Contact Supplier
Audited Supplier
OHM (Chongqing) Electronics Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Chongqing, China Since 2024
Chat Now Send Inquiry
Industrial Wireless Remote Joystick Controller for Crane and Construction Machinery Equipment

Industrial Wireless Remote Joystick Controller for Crane and Construction Machinery Equipment

US $ 700-7,000 / Piece FOB
1 Piece (MOQ)
More
Main Products: Industrial Radio Remote Control
Contact Supplier
Audited Supplier
OHM (Chongqing) Electronics Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Chongqing, China Since 2024
Chat Now Send Inquiry
Q5000 Customized Industrial Joystick Wireless Radio Remote Controller for Tower Crane

Q5000 Customized Industrial Joystick Wireless Radio Remote Controller for Tower Crane

US $ 350-400 / Set FOB
1 Set (MOQ)
Contact Supplier
Audited Supplier
Nanjing Xiading Electronic Technology Co., Ltd.

Jiangsu, China Since 2020
Chat Now Send Inquiry
Home Appliances OEM Fan Remote Control Rubber IR Remote Controller

Home Appliances OEM Fan Remote Control Rubber IR Remote Controller

US $ 0.36-0.72 / Piece FOB
1 Piece (MOQ)
More
Main Products: Remote Control, Mobile Phone Accessories, Computer Accessories, Consumer Electronics, Cable & Networking, Lights & Lighting, Electrical Supplies, Auto Accessories, Security & Protection, Outdoor Acces
Contact Supplier
Audited Supplier
Shenzhen Dowdon Tech Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2013
Chat Now Send Inquiry
220V Motor Remote Controller Wireless Remote Control Tubular Motor Controller TM5811

220V Motor Remote Controller Wireless Remote Control Tubular Motor Controller TM5811

US $ 12.8-14.8 / Piece FOB
64 Pieces (MOQ)
More
Frequency : 433.92MHz
Contact Supplier
Audited Supplier
Zhejiang Hiland Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2020
Chat Now Send Inquiry
Hot New AC Remote Controller Ykr-H/209e for Aux Air Conditioner Part Air Conditioner Spare Parts Air Conditioner Remote Contro

Hot New AC Remote Controller Ykr-H/209e for Aux Air Conditioner Part Air Conditioner Spare Parts Air Conditioner Remote Contro

US $ 1.13-2.12 / Piece FOB
1,000 Pieces (MOQ)
More
Main Products: Battery Charger, Battery, Remote Control, Jump Start
Contact Supplier
Audited Supplier
Yangzhou Bozhou Import and Export Trading Co., Ltd.

Trading Company

Jiangsu, China Since 2025
Chat Now Send Inquiry
Juuko K600 Radio Operate Single Speed Wireless Crane Remote Controller Price

Juuko K600 Radio Operate Single Speed Wireless Crane Remote Controller Price

US $ 49.9 / Piece FOB
5 Pieces (MOQ)
More
Battery Type : Aaa Battery
Contact Supplier
Audited Supplier
HENAN NYBON MACHINERY CO., LTD.

Henan, China Since 2018
Chat Now Send Inquiry
Related Videos
  • What is RF Wireless 433MHz Remote Controller Kl-K201c
    What is RF Wireless 433MHz Remote Controller Kl-K201c
    US $ 2-2.5 /Piece
    200 Pieces (MOQ)
    Contact Supplier
  • What is Ohm A12 Industrial Wireless Remote Button Controller for Crane and Construction Machinery Equipment
    What is Ohm A12 Industrial Wireless Remote Button Controller for Crane and Construction Machinery Equipment
    US $ 160-260 /Piece
    1 Piece (MOQ)
    Contact Supplier
  • What is Ethercat Hand-Held Pendant Stations HPS Mpg Hand Encoder Pulse Industrial Control Machine Mpg Manual Pulse Generator Machine Remote Controller Factory Price
    What is Ethercat Hand-Held Pendant Stations HPS Mpg Hand Encoder Pulse Industrial Control Machine Mpg Manual Pulse Generator Machine Remote Controller Factory Price
    US $ 340-389 /Piece
    1 Piece (MOQ)
    Contact Supplier
  • What is Scanreco Brand Excavator Spare Parts Industrial Wireless Remote Controller
    What is Scanreco Brand Excavator Spare Parts Industrial Wireless Remote Controller
    US $ 1,000-1,500 /Piece
    5 Pieces (MOQ)
    Contact Supplier
2.4G 28keys 128g Weight RGB (W) Controller WiFi Button Controller Common Remote Controller

2.4G 28keys 128g Weight RGB (W) Controller WiFi Button Controller Common Remote Controller

US $ 2.9-5 / Piece FOB
1 Piece (MOQ)
More
Main Products: LED flexible strip and accessories
Contact Supplier
Audited Supplier
Shenzhen Led Home Opto-Electronics Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2017
Chat Now Send Inquiry
RGBW Color LED Controller Wireless Remote DC5V 24V CCT LED Dimmer

RGBW Color LED Controller Wireless Remote DC5V 24V CCT LED Dimmer

US $ 1,587.5-1,890.6 / Set FOB
1 Set (MOQ)
More
Water Proof Level : IP65
Contact Supplier
Audited Supplier
Shanghai Craftmeter Control Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Shanghai, China Since 2024
Chat Now Send Inquiry
433MHz 1527 Learning Code Key Garage Gate Duplicator Copy Remote Controller Openenr

433MHz 1527 Learning Code Key Garage Gate Duplicator Copy Remote Controller Openenr

US $ 0.85-1.1 / Piece FOB
10 Pieces (MOQ)
More
Main Products: USB Drive, USB Stick, Jump Drive, Thumb Drive, Pen Drive, USB Storage, Pendrive, Advertising Gift, Power Bank, Promotional Gift, Wireless charger, USB cable.
Contact Supplier
Audited Supplier
Shenzhen King-Hunter Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2012
Chat Now Send Inquiry

Not exactly what you want?

Post Sourcing Request

About Remote Controllers FAQ
  • QHow can I ensure the reliability of RF remote control suppliers in China?

    Our Remote Controllers offers exceptional quality within the RF Remote Control category.To ensure reliability, assess suppliers based on their experience, certifications, client testimonials, and product quality. Request samples for testing and visit manufacturing facilities if possible. Collaborating with a trusted supplier in China can guarantee high-quality RF remote control products for your business needs.

  • QWhat are the main features to consider when choosing RF remote controls?

    The Remote Controllers is a key item within our extensive RF Remote Control selection.When selecting RF remote controls, consider factors like signal range, compatibility with devices, battery life, and ease of programmability. These features ensure smooth performance and seamless integration. Connect with a renowned supplier for expert guidance on choosing the right features for your project.

  • QWhat advantages does wholesale purchasing offer for RF remote controls?

    Discover the perfect RF Remote Control addition with our Remote Controllers.Buying RF remote controls wholesale provides cost-effective pricing, bulk quantities, shorter lead times, and customization options. Wholesale purchases typically come with discounts, ensuring competitive pricing and consistent supply to meet your manufacturing requirements.

433 MHz Long Range Remote Controller for Security Gate Kl-K211X

433 MHz Long Range Remote Controller for Security Gate Kl-K211X

US $ 12-15 / Piece FOB
100 Pieces (MOQ)
More
Transmission Distance : 50-100m
Contact Supplier
Audited Supplier
Shenzhen Kelvin Electronics Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2017
Chat Now Send Inquiry
Universal Multi-Functional 2.4GHz Remote Controller for Sliding Door

Universal Multi-Functional 2.4GHz Remote Controller for Sliding Door

US $ 13-17 / Piece FOB
2 Pieces (MOQ)
More
Main Products: Automatic Door Sensor, Motion Sensor, Safety Sensor, Microwave / Infrared Sensor, Laser Sensor, Light Curtain, Photoelectric Beam, Control Switch, Touchless Switch, Touch/Press Switch
Contact Supplier
Audited Supplier
Shenzhen Winfor Canbo Technology Co., Ltd.

Guangdong, China Since 2025
Chat Now Send Inquiry
2048 Pixels Max Controlled Sp104e RF Remote 17key Wireless Mini Dimmers DC 5V 12V 24V Rgbic LED Pixel Strip Light Controller

2048 Pixels Max Controlled Sp104e RF Remote 17key Wireless Mini Dimmers DC 5V 12V 24V Rgbic LED Pixel Strip Light Controller

US $ 1.05-1.3 / Piece FOB
10 Pieces (MOQ)
More
Certification : RoHS, FCC, CE
Contact Supplier
Audited Supplier
Shenzhen Kediya Technology Co., Ltd.

Guangdong, China Since 2022
Chat Now Send Inquiry
Hot Sell 12V Industrial Wireless Remote Controller for Hoist Crane F24-12D

Hot Sell 12V Industrial Wireless Remote Controller for Hoist Crane F24-12D

US $ 260 / Piece FOB
1 Piece (MOQ)
More
Main Products: Remote Control, Remote Controller, Wireless Remote Controls, Industrial Radio Remote Control, Crane Remote Controller, Crane Radio Remote Control, Telecrane Remote Control, Industrial Wireless Remote Control, Joystick Remote Controller, Crane Hoist Remote Control
Contact Supplier
Audited Supplier
Henan Dirk Electronic Co., Ltd.

Henan, China Since 2017
Chat Now Send Inquiry
DC5-24V K-1000c 4 Channels RGBW Programmable Pixel Strip Controller with SD Card and 4keys RF Remote

DC5-24V K-1000c 4 Channels RGBW Programmable Pixel Strip Controller with SD Card and 4keys RF Remote

US $ 30-35 / Piece FOB
1 Piece (MOQ)
More
Material : Metal
Contact Supplier
Audited Supplier
Shenzhen ATA Technology Co., Ltd.

Guangdong, China Since 2016
Chat Now Send Inquiry
Wall Glass Touch Panel Remote Controller Universal 100-240VAC RGB+CCT 4 Zones RF2.4G Remote Switch DMX512 Master

Wall Glass Touch Panel Remote Controller Universal 100-240VAC RGB+CCT 4 Zones RF2.4G Remote Switch DMX512 Master

US $ 13.28-16.88 / Piece FOB
10 Pieces (MOQ)
More
Main Products: LED Strip Light, LED Shelf Light, LED Linear Light, LED Track Light, Power Track Shelves System, Neon Sign, LED Lightbox, Power Supply
Contact Supplier
Audited Supplier
Armor Lighting Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2021
Chat Now Send Inquiry
GSM Remote Controller for Automatic Door, Sliding Gate or Swing Gate Opener

GSM Remote Controller for Automatic Door, Sliding Gate or Swing Gate Opener

US $ 80 / Set FOB
1 Set (MOQ)
More
Application : Automatic Doors
Contact Supplier
Audited Supplier
Shanghai Wafer Microelectronics Co., Ltd.

Shanghai, China Since 2009
Chat Now Send Inquiry
OEM/ODM 433MHz RF Remote Controller - Customizable Design & Multi-Device Compatibility

OEM/ODM 433MHz RF Remote Controller - Customizable Design & Multi-Device Compatibility

US $ 3.5 / Piece FOB
200 Pieces (MOQ)
More
Main Products: Remote Control
Contact Supplier
Audited Supplier
Xiamen Foyum Electronic Technology Co., Ltd.

Manufacturer/Factory

Fujian, China Since 2024
Chat Now Send Inquiry
Tuya WiFi Smart Custom Universal IR Infrared RF RF433 RF315 Remote Controller for Smart Home Work with Amazon Alexa Google Home

Tuya WiFi Smart Custom Universal IR Infrared RF RF433 RF315 Remote Controller for Smart Home Work with Amazon Alexa Google Home

US $ 6.8-7.05 / Piece FOB
10 Pieces (MOQ)
More
Transmission Distance : <50m
Contact Supplier
Audited Supplier
Shenzhen Coolseer Technology Co., Ltd.

Guangdong, China Since 2025
Chat Now Send Inquiry
Remote PWM Controller for DC12V and DC24V Wireless Operation

Remote PWM Controller for DC12V and DC24V Wireless Operation

US $ 10 / Piece FOB
1 Piece (MOQ)
More
Main Products: Valve
Contact Supplier
Audited Supplier
Jiangsu KM Hydraulic Control System Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2024
Chat Now Send Inquiry
F21-4D Industrial Radio Controle Remoto Remote Controller for Inductrial Application

F21-4D Industrial Radio Controle Remoto Remote Controller for Inductrial Application

US $ 49.9-79.9 / Piece FOB
1 Piece (MOQ)
More
Universal : Universal
Contact Supplier
Audited Supplier
Wuhan Rayvanbo Import And Export Trade Co., Ltd.

Hubei, China Since 2023
Chat Now Send Inquiry
5 Channels Radio Transmitter Remote Controller for Roller Shutter Blinds Tubular Motor

5 Channels Radio Transmitter Remote Controller for Roller Shutter Blinds Tubular Motor

US $ 8-10 / Piece FOB
10 Pieces (MOQ)
More
Main Products: Roller Shutter, Roller Shutter Component, Aluminum Alloy Profile, Tubular Motor, Roller Shutter Remote Control Switch, Garage Door, Roller Shutter Window, Roller Shutter Door, Roller Blind, Awning
Contact Supplier
Audited Supplier
Changsha Sunline Technology Co., Ltd.

Hunan, China Since 2019
Chat Now Send Inquiry
Radiomaster Tx16s Mkii V4.0 Hall Gimbal 2.4G 16CH Elrs Transmitter Remote Controller for RC Drone

Radiomaster Tx16s Mkii V4.0 Hall Gimbal 2.4G 16CH Elrs Transmitter Remote Controller for RC Drone

US $ 161-178 / Piece FOB
5 Pieces (MOQ)
More
Type : Button
Contact Supplier
Audited Supplier
SunLipo Energy (Shenzhen) Co., Ltd.

Guangdong, China Since 2024
Chat Now Send Inquiry
Automatic Tap Sensor Remote Controller to Adjust Sensor Distance and Flush Duration

Automatic Tap Sensor Remote Controller to Adjust Sensor Distance and Flush Duration

US $ 0.55-0.85 / Piece FOB
1,000 Pieces (MOQ)
More
Main Products: Electromagnetic Valve
Contact Supplier
Audited Supplier
Yueqing Xingfeng Electronics Factory

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2023
Chat Now Send Inquiry
Time-Limited Anti-Rolling Wireless Industrial Remote Controller for Electric Winch

Time-Limited Anti-Rolling Wireless Industrial Remote Controller for Electric Winch

US $ 39-45 / Set FOB
1 Set (MOQ)
More
Application : Industrial Machinery
Contact Supplier
Audited Supplier
Henan Nomi Electronic Technology Co., Ltd.

Henan, China Since 2024
Chat Now Send Inquiry
View More

Related Searches

Auto Remote Controller Intelligent Remote Controller Universal Controller Wireless Remote Controller Led Rgb Controller Rf Remote Controller Intelligent Remote Controllers Universal Tv Remote Control RF Transmitter Pc Remote Controller

You may also like

remote control set Car Remote electronic remote control Remote Control Electric Remote System Remote Control Equipment

Browse by Categories

Home > Electrical & Electronics > Remote Control > RF Remote Control > Circuit Remote Control 4canal
1/834
TOP

Search Filter

Categories

More Less
  • RF Remote Control
  • IR Remote Control
  • Other Remote Control
  • Remote Control Switch
  • Remote Control
  • Joystick Remote Control
  • WIFI Remote Control
  • Remote Control Accessories
  • Radar Remote Control
  • Bluetooth Remote Control

Certification

More Less
  • CE
  • ISO9001
  • FCC
  • RoHS
  • CCC

Code Type

More Less
  • Fixed Code
  • Rolling Code
  • Learning Code
  • Hopping Code

Color

More Less
  • Red
  • White
  • Black
  • Customized
  • Yellow
  • Gray

Encode Mode

More Less
  • RC5
  • NEC

Signal Transmission

More Less
  • RF Remote Control

Company Type

More Less
  • Trading Company
  • Manufacturer/Factory
  • Group Corporation
  • Individuals/SOHO
  • Other

Company Location

More Less
  • Guangdong
  • Shandong
  • Zhejiang
  • Jiangsu
  • Fujian
  • Henan
  • Hebei
  • Shanghai
  • Anhui
  • Hunan
  • Hubei
  • Tianjin
  • Chongqing
  • Beijing
  • Sichuan
  • Shaanxi
  • Liaoning
  • Hongkong S.A.R.
  • Hainan
  • Jiangxi
  • Guangxi
  • Taiwan, China
  • Shanxi
  • Ningxia
  • Heilongjiang
  • Gansu
  • Jilin
  • Yunnan
  • Qinghai
  • Guizhou
Reset Done