Sell New winter neck warmer hand warmer power bank portable digital display usb rechargeable hand warmer mobile power supply best price

❤Welcome to our shop. We are Shark Digital store.my❤ Thank you for coming, we only provide you with the best products. Follow our store to receive coupons Specification Product specifications: 179*178*55mm Power supply mode: USB Rated voltage: 5v Rated power: 8W Input current: 2A Heating method: charging Whether built-in battery: Yes Built-in battery capacity: 4000mA or more Battery life: 12 hours or more Fever time: 12-24 hours Material: ABS + electronic components Use time: 13 hours in the first gear, 8 o'clock in the second gear, 4 hours in the third gear feature: 1. Explosion-proof 2. Double-sided heating 3. Multi-stage temperature adjustment 4. Intelligent temperature control 5.Rapid heating up 6. Charging and heating two in one What's in the box: 1 hand warmer 1 x power cord 1 x Product manual If our products are helpful to you, please give five stars for support. If you have any questions, please feel free to contact our customer service staff! Our customer service staff will answer you online 24 hours a day. Hope to bring you a pleasant shopping experience and good products