The two ultra-bright LEDs cast 1700 lumens in an optimized beam to light the trail, road or street. Carry an extra battery cartridge for a quick, tool-free swap on the trail.

Specifications
Battery integrated high power rechargeable headlight (1700 lm)
Powerful wide beam pattern with OptiCube™ lens technology
Tool-free Lithium-ion cartridge battery (BA-6.8TF) - super easy and safe to change battery on your own
USB rechargeable (Micro USB cable included)
Built-in fast recharging circuit
3-level battery indicator
5 light modes * Charging time: 5.5-15h
Mode memory function
FlexTight™ H-34N bracket
Optional helmet mount and center fork bracket available

Dimension 119.3 x 56 x 47.3 mm
Light source: High intensity white LED x 2
Run time: High mode - 1700 lumens: 2hrs
Middle mode - 500 lumens: 5hrs
Low mode - 200 lumens: 15hrs
Daytime HyperConstant mode - 1700/200 lumens: 12hrs
Flashing mode - 200 lumens: 150hrs
Battery: Li-ion rechargeable battery (3.6V-6800mAh)
Recharge time：approx 5.5-15hrs
Recharge/discharge number of times：about 300 times(until the rated capacity drops to 70%）
Water resistant: IPX4
Other: Low battery indicator, lighting mode memory function. Helmet mount / Center fork bracket (optional)

Mfr Claimed Weight
256.3g