Features:

*1. Gentle machine wash.

*2. Super strong elasticity, double thickening and warmth, soft and skin-friendly.

*3. It is no longer the sole heating plate that provides heat, and it is no longer only the toes that generate heat; Innovative spiral heating is used, and the heating wires are embedded in the sock layer, so that the soles of the feet can be heated.

*4. The battery capacity is increased and the battery life is longer.

*5. Dual-hole USB cable, one line for multiple purposes.

*6. 4.5-5.5 hours of duration at 60-65°C high temp setting; 6-7.5 hours of duration at 45-59°C mid temp setting; 9-10 hours of duration at 39-44°C low temp setting.

Description:

*1. Material: surface material 51% adhesive; 23% nylon; 26% polyester; The inner material is 99.9% nylon

*2. Product Size:

-M: length 30cm, sole length 18cm, sole width 8cm

-L: length 33cm, sole length 20cm, sole width 9cm

*3. Weight: 460g(M), 463g(L)

*4. Packing Size: 20 * 10 * 7.2cm

*5. Battery Capacity: 4000mAh

*6. Charging Voltage: 5V

*7. Working Current: 800mAh-1100mAh

*8. Output Voltage: 3.7V

*9. Battery performance: work normally at -10°C ~ 70°C. The battery life is 80% of the remaining capacity after 500 cycles

*10. Power On: Double-click the switch to turn on

*11. Power Off: press and hold the key to power off

*12. Gear shifting: click after startup to shift gears circularly

Package Includes:

1Pair x Socks

1 x Power Bank

1 x USB Cable

1 x Instruction