WindFire 3X CREE LED 4 Modes Super Bright 5000Lm RED Light Headlamp Tactical Headlight RED Hunting Light with Charger and WindFire 18650 Rechargeable Battery for Camping,Climbing,Cycling Durable aluminum alloy material casing. White and red/green/blue color Light; Convenient to use. (Choose the color you need). The red indicator light on the battery holder plays a good warning role in night walking or cycling. Powered by 2*18650 3.7V Rechargeable Battery (battery included). Adjustable base is provided for each head lamp, with back and forth inclination. This head light is great for running, jogging, camping, fishing, hunting & shooting, reading, hiking, caving, climbing, biking, kayaking, housing, construction work, walking your dog at night hands-free, etc.