The UT3 Pro Rechargeable Hand Warmer by Ocoopa delivers reliable, dual-sided heat with customizable temperature settings and extended battery life. Engineered for outdoor enthusiasts and everyday users alike, this hand warmer combines advanced technology and ergonomic design for portable comfort in cold conditions. Key Features & Benefits: Dual-Sided Heating: Provides warmth on both sides for maximum coverage and comfort during extended outdoor use. Adjustable Heat Levels: Four temperature settings ranging from 100AdegF to 136AdegF allow you to customize your warmth based on your needs. High-Capacity Battery: Equipped with a 10,000mAh battery offering up to 15 hours of continuous heat or power bank functionality to charge your devices on the go. Fast USB-C Charging: Supports rapid recharging in 3 hours for minimal downtime. Compact and Lightweight: Ergonomically designed for easy portability and comfortable hand grip, weighing just 220 grams per unit. Durable Construction: Built to withstand outdoor conditions with quality materials ensuring longevity and dependable performance.