T6 LED headlamp. Brightness 450 lumens. Internal wiring with high efficiency booster circuit, with wide operating voltage and maximizes battery performance. Waterproof design IPX-4 Penetrating beam angle or wide angle floodlight, very bright. Hands-free lighting and light weight, easy to store in toolbox or backpack. Aluminum alloy reflector. One-button switch with 3 modes. Adjustable base for convenient use. Lifespan: up to 50,000 hours, USB cable included. CE/FCC/CCC/EMC certified. 1 x T6 headlamp. 1 x USB cable. 1 x 2 rechargeable 18650 batteries 2000 mah.