Description
2019 upgraded Biuyo 5200mAh portable and rechargeable bank power & hand warmers!!! Biuyo rechargeable hand warmers are equipped with a 5200mAh lithium-ion battery, each of them packs nearly 8 hours per charge, which should last a week’s commute or a weekend’s worth of your kid’s hockey practices. Plus, it doubles as a backup battery for your mobile phone Only a Hand WarmerHeat therapy needs, it’s perfect for treating sore muscles in your back, shoulders, abdomen, legs and arms people suffering from Raynaud’s, this would be a wonderful thing for its instant heatl warm heated gift to your friends, kids, lovers for birthday, Christmas and Valentine’s Day Features:1. Fast & Dual-Sided Heating Heating up in 3 seconds, each full charge heating up to 4-8 hours, charging time is 2-3 hoursle-sided and consistent warmth, keeping your hands cozy and won’t hurt your skin.2. Power Bank Function 5200mAh large capacity power battery with USB-C port can give a full charge to most digital devices. Ideal Compatible with iPad iPhone / Samsung / Pixel / Nexus / XIAOMI, all Android smart phones Tips: DO NOT charging and heating simultaneously.3. Double-Sided Heating 3 Heating Modes:Low temp: 95~108°F (35~42°C)Medium temp: 108~118°F (42~48°C)High temp: 118~131°F (48~55°C)4. Package Contents1 x 5200mAh Hand Warmer1 x Cloth Pouch1 x USB Charging Cable1 x Type-C Convertor1 x User Manual