Bicycle Aluminium Rechargeable Head Light
One 3-Watt Super Bright White LED (200LM)
With optical reflector designed inside
Function: 100% Brightness(1.5hrs)-50% Brightness(2.5hrs)-Flashing(2.5hrs)-Off
Battery:lithium battery (3.7V/550mAh)
Inclusive Micro-USB rechargeable cable
Charging time: around 2 hours
Green indicator under the button is on when charging and will be off when finishing charging
Red indicator under the button is on when the battery is low