Wothfav Hand Warmers Rechargeable, 10000mAh Electric Hand Warmers Reusable, USB Pocket Warmers Portable Power Bank, Adjustable Heat, Men Women Gifts for Chrismas, Outdoor Camping

Split Type Magnetic Design: The rechargeable hand warmer is designed with one side for heating, another side is for magnetic absorption. It can be used separately or synthesised into one.
Safe & Smart Heating: Built-in NTC overheating protection, high-tech aluminium alloy and heat-resistant ABS materials, double safety protection to prevent overdischarge, overcharge, overheating and short circuit.
Large Capacity Power Bank: With two 5000 mAh lithium-ion rechargeable battery, charge your electronic devices as power bank at any time. No worry about no power when you're out.
Adjustable Heat Setting: 3 levels of temperatures 104-113°F,113-122°F, 122-131°F at your choice. Press the switch and instantly release the warmth for you. Charges for 2-3 hours and heats for 4-7 hours.
Perfect Winter Gift: Sports car aesthetics design, the shape curve is natural and comfortable to hold. Best gift for family and friends in winter or on Christmas, birthday, Thanksgiving or Valentine's Day.