• The Smart Tail Light has a beautiful combination of ABS, PC, and aluminum alloy, which is durable and stable
• Manual and automatic gears are available in 2 gears, each with 6 flashing modes to switch: constant light - breathing flash - slow flash - fast flash - rhythm flash - energy saving flash
• Automatic gear mode has another light, vibration sense mutual control     
• In any mode, there is a brake warning function, when the brake is detected, the taillight will enter into a high brightness constant mode for 3 seconds
• Built-in 350mAh rechargeable battery that supports USB charging
• Waterproof, adopting water-resistance design, anti-rainstorm, but avoid cycling all the time on a rainy day

Specifications:

• Material: aluminum alloy + ABS + PC
• Brightness: up to 60LM
• Illumination distance: >500m
• Floodlight angle: 220 degrees                  
• Waterproof rating: IPX6  
• Light: 20Pcs high brightness LED 0603                        
• Product size: 51*33mm     
• Battery: 350mAh lithium battery   
• Charging time: 2h (charging green light flashing, full long light) 
• Use time: 17h constant light - breathing flash 20h - slow flash 28h - fast flash 30h - rhythm flash 30h - energy saving flash 54h