• Front light and rear light 2 in 1 design, enhance safety at night cycling
• The front and rear lights have independent switches and can be controlled separately
• IP66 waterproof, the lamp can withstand harsh environments 
• Support for mounting on a helmet or install on bike, convenient to use
• 800mAh large capacity battery, long use time

Mode, battery life and brightness:

• Headlight/white light: constant light on 100LM-5.5h, slow flash 100LM-16h, rhythm flash 50LM-30h, endurance flash 100LM-72h, fast flash 10LM-86h
• Taillight/red light: constant light on 50LM-5.5h, slow flash 100LM-7.5h, rhythm flash 50LM-14.5h, endurance flash 100LM-36h, fast flash 10LM-43h

Specification:

• Material: ABS+PC 
• Waterproof grade: IP66
• Battery: 800mAh lithium battery