AI Hand Warmers Rechargeable 2 Pack,Portable Electric Hand Warmer Reusable,AI Smart Chip Hand Warmer for Outdoor Golf Hunting Camping Accessories,Warm Winter Gifts for Men Women Kids(Black)

【AI Smart Safe Heating】: The hand warmers can be turned on by long pressing the switch for 3 seconds, and it will heat up quickly within 3 seconds. The hand warmer can be used long for 15 hours. Depending on the set temp, the use time will be different. 3-stage temp 107°F (42°C) /118°F (48) /131°F (55°C) for your choice.Each handwarmer can get when one ran out of power, but the other can still work, providing long-lasting warmth. 【2-in-1 High-Performance Hand Warmer】: The 2 packs hand warmers are uninterrupted use, and can be easily split into 2 or combined into 1 depending on what you want. uses high-quality tech aviation-grade aluminum ABS material, anti-vibration, explosion-proof, and radiation-proof. No odor and safer even when electric hand warmers work continuously. Holds ample power for most winter outdoor activities. The rechargeable hand warmers also relieve Raynaud's symptoms. 【Perfect Winter Gift】:Our heating hand warmers come with a 12-month hassle-free warranty and excellent customer service. If you have any questions or dissatisfaction with the product, please contact us for a hassle-free refund or replacement. Surprise your family and any women and men you care about, with the best gift for Christmas, Birthday, Thanksgiving, or Valentine's Day. Gifts can not only warm her hands but also make his heart feel warm. 【 Portable Hand Heater】: The rechargeable hand warmer has 3 levels of temperature heating to choose from, you can select the right temperature according to your needs. The indicator lights clearly show the heating level you have selected and the remaining power. A USB cable and instructions are included in the package. 【Electric Hand Warmer is Comfortable and Portable for Wide Use】: The rechargeable hand warmer has an elegant appearance, a smooth surface, and a small body making it lightweight and easy to grip, so as to create the most ergonomic and comfortable hand warmer. The USB hand warmer can be put in a glove or pocket. Great for hunting, camping, and skiing. You can also hot compress some body parts to eliminate fatigue and relieve back pain, especially suitable for the elderly and office crowd.