LED Cycling Rear Warning Light 5 Modes USB Rechargeable Waterproof Bike Tail Light

Features: 
Brand New and high quality. 
1.Long-lasting battery life, sufficient power, no need to worry about the lack of power in the taillights. 
(Slow flash-20Hrs/Flash-12Hrs/Warning light-32Hrs/100% Brightness-5Hrs/Low light 50%-10Hrs). 
2.5 Lighting modes: Slow flash/Flash/Warning light/100% Brightness/Low light 50%. 
3.Multi-function, back clip design, practical fixed frame, can be used for helmets, bicycle tail bags, mountaineering bags, night running warning. 
4.Compact and lightweight, easy to carry, USB with dust plug, can be quickly charged, life rainproof, high brightness, safe. 
5.Powerful core, circuit board, built-in high efficiency LED and lithium battery management module. 
 
Specification: 
Color  :  Black,Red,Grey,Gold; 
Material : PC; 
LED  :  COBLED; 
Interface : USB; 
Brightness  :  10 lumens; 
Battery  :  3.5V 220mAh Li Battery; 
Size  :  (Dia.)X(H)3.5X2cm/1.37"X0.78"(appr.); 
  
Package included:
1 X LED Bicycle Light; 
1 X USB Cable; 
1 X Silicone Belt Hook; 
1 X Fixed Silicone Tape (Does not contain decorations);