A4 USB Charging COB Light Source Excellent Cycling Bike Brake Warning Alarm Tail
1. USB charging, super long standby
2. Compatible with 99% of the bike
3. Low power consumption, stable and reliable
4. The COB light source, energy saving and efficient, to ensure the brightness
Specification:
Package Weight |
One Package Weight |
0.17kgs / 0.38lb |
|
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