3 Gear Heated Socks Remote Control Electric Heating Skiing Socks

Rechargeble or not : YES Gear : 3 capacity : 1800mah amp; Under Voltage : 3.8-5V Material : COTTON Brand Name : Dreamburgh Specification: Colour: Black Material: Cotton Electrical parameters: Fever socks battery voltage: 3.7V Fever socks battery capacity: 2200mA Operating voltage range: 2.9V-4.2V Charge cut-off voltage: 4.2V Discharge cut-off voltage: 2.9V Battery life: 500 cycles or more Charger parameters: Charging mode: constant current and constant voltage (CC/CV) Charging temperature: 0 C ~ 45 C Input: AC/100-230V 40-60Hz Output: DC / 4.2V 1200mA one charge two Description: Easy to use, high in heat, strong in thermal insulation, and warm and healthy. 1. The heating material is made of high-efficiency, high-strength composite fiber material. It can radiate infrared rays while energizing and heating, and it can promote blood circulation and other health effects. 2. The battery adopts the high-safety 3.7V2200 high-capacity lithium battery with double charge and discharge protection circuit to ensure the warmth and achieve the longest use time. 3. The battery has a charge, discharge and short circuit protection circuit to prevent all safety hazards. 4. Very low product power consumption, environmental protection and energy saving. Instructions: 1. Please fully charge the battery before using this product. Plug in the battery charger, the charger lights red, indicating that the battery is charging. When the battery is fully charged, the charger lights up green and the battery is fully charged. 2. After the battery is fully charged, insert the DC head of the heating socks into the DC port of the battery, press the battery switch position for