Hand Warmer with Monitor Precise Temperature Control Description: It is a handy heater product you can use indoor or out door, A perfect gift for your friends in winter.Keep your frozen numb hands comfortable, warm form hand to heart 2000Mah battery capacity for working more than 3 hours With digital monitor and precise temperature control Product Application Can be used as winter cold solution for hand warimg Can be used as phone charger, IPHONE, SAMSUNG etc. available Product Specification 1.110240v , 6050Hz DC5V-1000mAh 2.Plastic housing, 2 sides warming. 3.1.2mUSB cabler, also can with charger or without 4.1800Mah for battery help working 3 hours 5.Very effective at warming your hands in cold days 6.With LED showing power 7.Can using as power bank, IPHONE, SAMSUNG etc.available 8.Dual temperature control 40-48 deliver superior warming performance. 9.Built-in rechargeable lithium batteries can be reused over 500 times. 10.Any customized color is available. 11.Original design (patented) Certificate Shipment:a)For Sample order, we use courier like DHL, UPS, TNT, Fedex, EMS, customer also can assign the courier.b)For large order, we could use courier or boat cargo or other special forwarder.c)Customers can also assign the forwarder to make the transportation. Trade Terms:1, Payment: TT, Western Union, Paypal, LC.2, Sample can be supplied.3, Shipping freight are quoted under your requests.4, Loading port: Shenzhen, China.5, Discounts are offered based upon your