Check the listing for details. OCOOPA Magnetic Rechargeable Hand Warmers, Mini Electric Handwarmers. Color: Black, Condition: New. Listed at 19.95 USD. OCOOPA 2 in 1 Magnetic Rechargeable Hand Warmers, UT2s Mini Electric Handwarmers, Split USB-C, Reusable with 3 Heat Levels and Memory Function,Portable Pocket Heater, Tech Gift for Women Mens🧲Magnetic Attachment: UT2s mini hand warmer comes with a magnetic feature that allows you to effortlessly attach them together or separate them, making their compact design incredibly convenient for carrying and storage.🌋Instant Heat, Lasting Warmth: Heat release in just 3 Seconds, 3 temperature settings up to 126 °F, Heat duration up to 4 to 6 hours. We offer a split USB-C charging cable, saving you charging time and allowing you to enjoy more warmth.✨UT2S Upgraded Version:Lipstick-sized, each weighing only 2.8 oz, specifically designed for smaller hands. It has been comprehensively optimized and upgraded in terms of both feel and weight, aligning better with ergonomic principles. If you're in search of a mini hand warmer, it is the ultimate choice.👊Safe and Reliable: The AI smart chip in our hand warmer conducts temperature monitoring checks at a rate of 1200 times per minute. Additionally, our hand warmer is UL certified (UL-CA-2327696-0) by Underwriters Laboratories Inc., ensuring safety and preventing overheating or short circuits.🎁Practical Gift: Everyone who enjoys camping, skiing, or winter outdoor activities, or who has raynaud's or always has cold hands, will love the warmth provided by the latest Ocoopa rechargeable hand warmers UT2s mini.