Hand Warmer Double Side Heating Intelligent Temperature Control Mini Portable USB Charging Electric

Feature: 1. Double Side Heating: The hand warmer is equipped with heating aluminum sheets on both sides, which can be heated on both sides. 2. Intelligent Temperature Control: Using intelligent aggregation chip to protect the core links, the hand warmer intelligently controls the temperature. 3. Digital Display: The hand warmer has a cold light digital display, you can directly see the temperature, easy to use, and simple to operate. 4. Rapid Heating: With sophisticated production technology, this hand warmer can be heated quickly in 1 second and charged by USB. 5. Portable Small: It has a doughnut shape, small and portable, and can be used as a perfect gift for family and friends. Specification: Item Type: Hand Warmer Material: ABS, Silicone Voltage: 5V Current: 2A Power: less than 10W Heating Temperature: Level 1: 45 celsius , Level 2: 55 celsius Battery: Polymer Lithium Battery 5000mAh (Battery Included) Working Time: Level 1: 6 Hours, Level 2: 4.5 Hours Charging Time: 3h Weight: Approx. 279g / 9.8oz. Package List: 1 x Hand Warmer (Battery Included)1 x Storage Bag1 x Lanyard1 x User Manual1 x USB Power Cord