... Lamp Power Supply: 2800mAh Lithium Battery Light source: 1W high power Cree LED Voltage: 3.6V Explosion-proof 1LED Cordless Mining Cap ... , Overcharge and over discharge intelligent protection, extended battery and lamp's life;5.Continuous illumination: It has two steps, ... than 30 hours.6.Water-proof and Explosion-proof design, safety and higher performance;Suitable for outdoor adventure, camping, hiking ...