Built-in 850mAh lithium-polymer battery
Low power consumption microprocessor
knock it slightly with a flattening hammer with Tap down head 8 Repeat the operation steps above until the dents are repaired
Power supply: 1 x 9V battery (not included)
Battery type: 2 x 18650 battery
1 Pair PROMEND PD-R97P Bicycle Self-Locking Pedal Road Bike Nylon Lock Pedal SPD System Cassette Palin Pedal(Black) COMPTYCO Built-in 850mAh lithium-polymer battery1. Chrome molybdenum steel shaft bearing, high strength nylon pedal 2. Improve stability, increase pedaling frequency, correct riding posture, and increase safety factor 3. Integrated pedal body, lightweight design 4. Universal thread diameter, corrosion resistance and impact resistance, sturdy and durable 5. SPD system, with lock plate, suitable for road bike lock shoes 6. Adjustable tension setting 7. Material: plastic+nylon+chromium molybdenum