- 【Trusted Safety and Quality】 Join over 3 millions satisfied customers! Ocoopa hand warmers are UL certified for safety (UL File Number: E535516), made from high-quality materials, and backed by a 1-year warranty
- 【Unmatched Durability for Extreme Conditions】Engineered to withstand the harshest environments, this professional-grade hunting hand warmers is IP56 waterproof & dustproof, and shockproof. Perfect for outdoor enthusiasts, adventurers, athletes, hikers, hunters, and ice fishermen. A little bit expensive, but worth it!
- 【Powerful Burst of Heat】Activate the extra heat mode with a simple long press of the side button to unleash a burst of heat that’s 40% hotter and warms up faster than the standard mode. This feature ensures you stay energized in frigid temperatures below 0℃, UT4 Extreme is an camping essential for braving extreme cold.
- 【Long-lasting & On-the-go Warmth】 With a robust 10,000mAh battery, this hand warmer offers up to 16 hours of continuous warmth, or 6 hours on the extra heat mode. Enjoy rapid 3-second heating and 4 adjustable settings. With dual-sided heating to keep your hands warm from palm to fingertips—comfort and connectivity all day long.
- 【Versatility customized for wilderness survival】 This portable hand warmer not only keeps your hands toasty but also doubles as a powerful power bank to charge your phone. It features a built-in SOS flashlight for emergencies and comes with a convenient nylon strap for easy portability, enhancing your outdoor experience.
- 【Essential Companion for Outdoor Activities】 Crafted from aerospace-grade aluminum and AI electronic components, the UT4 Extreme is built to last. UL certified for battery safety and designed for ergonomic comfort at just 225g—lightweight yet durable. Perfect for solo hikes, camping trips with friends, or a familyoutings, it’s the ultimate addition to your outdoor gear.
The OCOOPA UT4 Extreme is more than just a hand warmer. It's an essential accessory for anyone who loves outdoor adventures and doesn't want to be held back by the cold. Designed to withstand the harshest conditions, our IP56 dust and waterproof hand warmer is perfect for hunting, ice fishing, hiking, and more. With its dual-sided warmth, you'll be able to keep your hands toasty even in the most extreme cold. But warmth is only part of what the UT4 Extreme offers. With a massive 10000mAh battery, it doubles as a supercharged power bank, providing the power you need to keep your devices charged even when you're far from the nearest power source. You'll never have to worry about running out of battery again. And when things get really cold, you can activate the extra power mode. This doubles the heating efficiency, providing an instant, potent burst of warmth to keep you comfortable. The UT4 Extreme also features a built-in torchlight, perfect for navigating in low light conditions or handling unexpected situations. With its robust construction and high-quality materials, the UT4 Extreme is designed to resist wear and tear. It's a reliable companion that you can count on, wherever your adventures take you. Don't allow the cold to hold you back. With the OCOOPA UT4 Extreme, you can "Chase the Thrill, Conquer the Cold "
