The S&WA(R) Night Guard(TM) Pro Compact has an impact resistant, waterproof polymer body with an integral clip. It's waterproof to 1m submersion and has a seriously bright LED light producing 358 lumens. When the power goes out, trust Night Guard. Night Guard(TM): Your extreme defense tool in the dark with ultra-bright LED lighting built for everyday use. Includes: Digital Swicth With Memory Retention Specs: 358 Lumens 8.5 hrs. Runtime (Depending On Mode) High, Medium, and Low Modes Beam Distance Of 175 Meters Runs On (1) AAA Battery (Included)