The Celestron Elements Thermo Torch 10 is a 3-in-1 tool that acts as a tactical flashlight, a hand warmer, & a power bank. Rugged & durable, it is water-resistant, dustproof, & drop tested, making it ideal for harsh outdoor conditions. Its 10, 000 m Ah battery provides up to 10 hours of continuous heat up to 45°C (114°F), & is able to charge smartphones, tablets, sports cameras, & more.