... hours . The United States imported CREE Q35A bulbs, small power consumption, high brightness, spectrum close to natural light, easy to identify the ... Head can retractable and zoom it.LED lamp parameters:Material: High quality aluminum alloy Lamp: the United States CREE Q5 lamp Lumens ... overcharge and overdiacharge, when the voltage is 2.7V,the power will be off automatic. cusp 18650 battery, you dont ...