2000LM CREE XM-L T6 LED Zoomable and Adjustable Head Light Lamp+Car Charger+AAA Battery Holder+2 18650 Rechargeable Li-ion Battery 3 switch modes to get different brightness with zoomable function: High, Low, and Strobe. Made of high quality CREE T6 LED chip, ultra bright lighting effect. Head light can be adjusted around 90 degrees. With a charging interface on the battery holder, much more convenient for charging. The adjustable and elastic head band for conveniently putting on or taking off.