Smart Electronics Matrix keyboard 3*4 control panel switch membrane keypad
12 Key membrane keypad. Keys arranged in a 4 x 3 matrix.
Each key is slightly raised and gives gentle tactile feedback when pressed.
Keys are red and blue on a black background.
Standard numric 0 to 9 plus * and # keys.
Self adhesive backing provides an easy solution for fixing this keypad on many different surfaces such as project boxes etc.
Fitted with a thin, strong and flexible ribbon cable measuring 8cm in length and fitted with a single row 7 pin, 2.54mm pith connector.
Ideal for Arduino projects using the standard keypad libraries.
Also, perfect for adding a keypad user interface to many other embedded projects based on PICs, ARM, Raspberry Pi, ATmega and many other microcontroller based circuits.
- Actual keypad area measures 69mm x 76mm
- Each key measures approx 12 x 12mm
- Ribbon cable length: 80mm
- Rated at 24DC, 24mA
Short time delivery
Aftersale service guarantee
Hardware&software technicians supported
Technician: We treat every piece of our product as our kid. Factory: well trained colleagues, over 200 people.
Sales team: Strong&united sales team Warehouse: Well arrangement makes work happy&effective.
STRC certificate, we has been electronics golden supplier for years.
Q1. What is your terms of packing?
A: Generally, we pack our goods in neutral white boxes and brown cartons. If you have legally registered patent,
we can pack the goods in your branded boxes after getting your authorization letters.
Q2. What is your terms of payment?
A: Full payment. Goods would be shipped in 3-5 work days after payment received, finally depends on quantities.
Q3. What is your terms of delivery?
Q4. How about your delivery time?
A: Generally, goods would be shipped in 3-5 work days after payment received, finally depends on order quantities.
Q5. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.
Q6. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery
Feel free to contact me if you have any question.