Premium 4 pack of the world’s 1st IPX7 Waterproof Rechargeable Hand Warmer, the POWERPAW – The next essential piece of gear to warm up your adventure! Say goodbye to loading up on disposable warmers. The rechargeable technology allows you to cut down on waste and always have heat on hand. Adapt to conditions with 4 heat settings up to 130°F of warmth. The POWERPAW was designed for chilly or freezing temperatures. The 4 different heat settings are easily adjustable from 100°F,110°F, 120°F, & 130°F and fully heats up in 50 seconds. Premium Silicone Molded Heat Transfer designed for perfect comfort in your hand and optimal heat transfer delivered in 360°. Rain or snow, POWERPAW provides a reliable, reusable, and powerful source of heat. Perfect for your next hunting, fishing or snowboarding trip! POWERPAW’s Patent Pending Silicone Molded Design enables the IPX7 waterproofing and is the only waterproof rechargeable handwarmer – Rated for 30 minutes submerged in water up to 1 meter. Superior Durability: Approved and rated for 1 meter damage protection in the event of a tough situation.