400 Lumen maximum output Opticube lens technology for supreme light distribution Robust matt polycarbonate body with enhanced scratch resistance FlexTight bracket suitable for bars up to 35mm diameter and selected aero bars 2x greater Lumen output on Low mode compared to Volt 400XC, for increased versatility 220% larger side lens for a significantly wider beam and enhanced side visibility Power button illumination and red indicator @ 20% battery capacity Redesigned underside connection for easier removal from the FlexTight bracket Double click to High mode, Single click returns to previous mode Light Mode Memory Recharge time: 4hrs ( 1A ) 8hrs ( 0.5A ) Battery: Li-Ion 3.6v 2200mAh Waterproof rating: IPX4 Weight: 95g Mode: Output, Runtime - High: 400 Lm, 2hrs Low: 200 Lm, 4 hrs ( 2x greater output than Volt 400XC in same mode, 100 Lm ) Daytime HyperConstant: 200 + 400 Lm, 6hrs Flashing: 200 Lm, 60hrs