IP65 Smart Bicycle Brake Taillight, USB Rechargeable Rear Night Light

IP65 Smart Bicycle Brake Taillight USB Rechargeable 30 Days Standby 3 Modes Rear Lamp Intelligent Induction Bike Flash Warning Night Light

High quality aviation aluminum material. 
USB charging, IP6 heatstroke prevention. 
Intelligent light sensor switch light, 
Accurate brake sensing for all road conditions. 
4 LEDx shows the power. 
Continuous flashing for more than 50 hours, always bright for 26 hours. 

Material:Aviation aluminum alloy, 
Size:40*34*34mm, 
Weight:55g, 
Battery:3.7V 400mAh Battery, 
Charging:USB charging , 
Waterproof:IP6, 
Modes:3 modes (slow flashing - fast flashing - always bright), 
Mode 1 Operate Short press Slow flash Support:Brake Light ,Light Sensor Auto On / Off. Battery Life:50 H, 
Mode 2 Operate Short press  Breath flash Support:Brake Light ,Light Sensor Auto On / Off. Battery Life:50 H, 
Mode 3 Operate Short press  Constant bright Support:Brake Light Battery Life:25 H

Pakcage included:
1 x Bike taillight, 
1 x 2 kinds of Brackets(saddle bracket and rubber brand)