Features:
Made of good materials with fine craftsmanship, which ensures good toughness and waterproof feature, which provides better protection for inner circuit and makes it more durable.It allows you to easily have a look at the basic state of electric bike about speed, gear, power, mode, lamp, etc. With backlit, the data is clear in night or dark environment.Uses brushless motor controller, stable and silent, sensitive to the working state of bike.Very practical accessories kit to modify your electric bike and scooter, with thumb throttle for adjusting the speed.Perfect for electric bike, scooter, etc. Easy to install and use.
Specification:
Condition: 100% Brand New
Material: Metal + Plastic
Voltage: 48V 
Power: 350W
Display Type: LCD
Size: as picture shown
Suitable for handlebar diameter: 22.5mm
Suitable for -acid battery, lithium iron, ternary lithium battery, etc
Packing List:
1 x Controller
1 x Display
Note:
1. Please read the labels on the interfaces of the controller, make sure that every interface is rightly connected to what it matches.
2. Red for power input, yellow for power output, blue for transmitting signal, green for receiving signal, black for power negative electrode.
3. For the thumb throttle, pressing from the up to down is to accelerate the speed.
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