Feature: 1. The main body is made of nylon material, which is stable and does not fade, and has a long service life.2. Quick lighting and identification, convenient for outdoor activities at light, safety. 3. IPX8 level strong waterproof, soaking in water for a long time will not affect the use. 4. Constant light and flashing patterns can be switched at will to adapt to different states. 5. Hook and loop strap + lanyard hanging hole, can be hung on helmets, vests, backpacks, etc. Specification: Item Type: Helmet Survival Lamp Material: Nylon Weight: Approx. 13.0g/0.5oz Battery: 1Pcs CR2032 Button Battery 240mAh (built-in) Package List: 1 x Helmet Survival Lamp |