aluminum alloy Tongshen fin design, thermally enhanced wear oxidation coating.
tempered glass lenses
battery indicator system: Standby or power the three LED lights bright, the battery is more than 80%; bright two LED lights when the remaining battery; 50% of the electricity; blinks an LED flashing bike lights use less than 30 minutes;
8.4v 6400mAh Battery Pack:
Suitable for 8.4V Head Lamp / Bike Lamp
Pouch with Velcro can be tied on waist belt or bicycle handlebar