Smart Warning Light /Taillight/ Speed Induction Light

Smart Warning Light /Taillight/ Speed Induction Light

$29.00
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Smart Function Smart speed sensor:  When the speed slows down, the light will light up to 100 lm. When the bike stop for 3 min, the light will automatically turn off, and it will automatically turn on after sensing vibrations.   The light will automatically turn off under strong light, and automatically turn on when the environment gets dark. Other Spec. Micro-USB cable Rechargeable lithium polymer battery (3.7V 500mAh) Quick-release seat mount (Fits for 22-33.9mm) Charging time depends on the adapter or computer Waterproof 

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$29 (+$5.80)