ELECTRIC SYSTEM MAIN COMPONENT Motor 36V/250W brushless Frame Alloy aluminum (500W/750W/1000W optional) Fork Aluminum suspension lockout fork Battery 36V 10.4Ah Li-ion battery (12.5/13/14.5/15/16Ah optional) Derailleur Shimano 7 speed with electric protection circuit, removable Cassette Shimao 7speed Charger 100~240V, 50-60Hz, Smart fast charger Hub Quick release hub 42V-1.5A Brake(F/R) Mechanical disc-brake (Hydraulic brake optional) Charge Time 4-6 hours Brake Lever Alloy, power cut when braking Display LCD Middle Display Tire 20"*4.0 pneumatic tire black Chaoyang Horn Available Rim Alloy or spoke wheel both available Operation Pedal assisted system (option torque sensor) Spokes Rear:13g; Front: 14g stainless PAS Pedal assisted system & throttle Grip Grip L: Comfort grip with ergonomic shape R: Twist throttle(thumb shifer optional) Controller 1:1 intelligent pedal assistant system Handle Bar Alloy aluminum Low noise & durable Handle Post Adjustable folding handle post XieJin Light(F) LED, high lumens Saddle Soft comfortable Light(R) LED, high lumens Seatpost Alloy adjustable aluminum XieJin Integrated Cable Available, convenient to replace parts Chainwheel 52T,with alloy crank, Prowheel Chain Rust-resistant chain KMC PERFORMANCE Pedal Plastic with reflector, foldable (Aluminum pedal optional) Climbing ability 15° Kickstand Big, Alloy aluminum Max Speed 25-40km/h based on customers' requirement Fender (F & R) Painted steel Range 45-50km by PAS, 35-40km by only electric Rear Rack Alloy aluminum Max Load 120Kg Color Customizable PACKING & DELIVERY OTHERS N.W/G.W/set 31.6kg /35kg MOQ 200pcs Unfolding/Folding Size/set 1740*620*1230(mm)/1170*470*750(mm) Carton Size/set 1450*280*735(mm) OEM/ODM Customized logo, color, specs, CTN are acceptable Container Qty 93sets/20GP, 180sets/40GP, 226sets/40HQ Delivery Time Sample: 7-15 days, mass production: 30-45 days