MagTwins rechargeable USB hand warmers feature a split magnetic design for 360° heating, combining a 270° heat setting with 90° magnetic absorption. Each unit houses a 5000mAh battery, providing over 8 hours of warmth or charging a phone more than 1.5 times. They deliver rapid heat in just 3 seconds with improved power density for even distribution. With 4 adjustable temperature levels up to 136℉ and memory function, MagTwins offer convenient, customizable warmth all day long.
