Features 1、WARM UP FAST: Adopts graphene fast heating technology, heat energy conversion rate up to 98 percent of the heat, once opened that is hot. Large area heating step double sided heating, more uniform heating experience better. 2、5 GEARS TEMPERATURE CONTROL: Digital display, accurate temperature control thermostat 65℃ 60℃ 55℃ 50℃ 45℃. Meet a variety of needs, hand warming, waist warming, belly warming, foot warming can be. 3、LASTING BATTERY LIFE: 10000mAh sufficient capacity rechargeable treasure continuous power supply for 4‑6 hours, charging and using, lasting warmth, no need for repeated heating. 4、WATERLESS AND SUPER LIGHTWEIGHT: Premium crystal velvet material, down level skin friendly soft fabric, softer, filled with a large number of silk wool more heat preservation. Sealed design, no running temperature, no aerair leakage, better insulation performance. 5、WASHABLE: The charging cable plug of graphene heating pad is made waterproof and washable, which will not damage the material performance, so you can use it with peace of mind. Item Type: Graphene Heating Pad Material: Crystal Velvet, Electronic Components Heating Method: Graphene Heating Charging Treasure Battery: Lithium Battery, Capacity: 10000mah (With Built In Battery Delivery) Package List 1 x Graphene Heating Pad 1 x Charging Cable 1 x Shoulder Strap 1 x Power Bank 1 x Instruction Manual