Stunning performance with onoff road capability double click to high mode single click returns to the previous mode 5 modes flashing hyper constant high middle low runtime 80hr 200lm 7hr 800lm 2hr 800lm 35hr 400lm 8hr 200lm helmet mount compatible li ion rechargeable battery recharge time 5 11 hours cartridge battery compatible with volt 700 volt 400 volt 300 volt 50 built in fast recharging circuit optional 2 way charging cradle available roadccs verdict a top perfo