Discover the perfect companion for toasty hands - the Ocoopa UT3 Lite Magnetic Rechargeable Hand Warmer. The strong magnets make it easy to attach the twin hand warmers, making them compact and convenient for any outdoor enthusiast. Whether it's camping, golfing, hiking, skiing, or have Raynaud's, these hand warmers provide reliable warmth for anyone with cold hands.Ocoopa UT3 Lite Plus- Rechargeable Hand Warmer Features: Magnetic 2-in-1 hand warmers: The UT3 Lite adopts four powerful magnets to attach the two twin hand warmers quickly and easily, making them compact and convenient to take on-the-go. Ultra light. Ultra Thin: With a thickness of 1.85cm (0.72"), UT3 Lite can easily fit into your pockets. They weigh only 65 grams each, making the pair 40% lighter than an iPhone. Instant Heat. Long-lasting: Heat release in just 5 seconds, 3 temperature settings up to 126 degrees, heat duration up to 4 hours. Premium quality: Excellent experience in every aspect. Safety certified temperature control chip, a single ergonomic button for all operations, a dust-resistant USB cover, and a silicone wrist band are all included.