... TypeCree 3W high power LED,life 100,000hoursMaximum Brightness150LMVisible Distance500mBattery Type2*AA (2.4V,2100mA,universal charger)Time of continuous illuminationIntence light 4~5hours ... ,hiking,walking search,site inspection,security,bike using. Britelite/Geepas/Mr Light Style High Power LED Flashlight