WindFire&reg;2 X XM-L T6 L2 LED Ultra-bright USB Headlamp 3000Lm 3 Modes Flashlight 3x AAA/3xAA/18650 Rechargeable Power Bank Headlight Bicycle Lighting Lamp with USB Output Port AC Charger for Camping, Biking, Hiking,Fishing etc.(Battery not included) Powerful Rechargeable Headlamp Light, 2 X CREE XM-L T6 LED makes the brightness reach up to3000lm. Switch on Light head Upside .Intelligent circuit control,3 switch modes: High, Low, Strobe. Aluminum alloy casing, Model of Battery required: 3xAAA/3xAA/2x 18650 3.7v Battery (not Included) ) With USB Output port.Adjustable base is provided for each head lamp, with back and forth inclination Suitable for all kinds of outdoor activities like camping, hiking,climbing,fishing, night walking