The battery box is specially designed for the circuit board, which contains three integrated circuits, the physical characteristics of the battery, the intelligent energy saving cycle, the use of electricity, and the safety control by the independent integrated circuit.

• The world's most secure, removable heating socks!
• Double fabric, soft skin-friendly
• Knit dense, good texture
• Safe, specially designed battery pocket
• Application: Hiking,climbing in the cold district
• Name: 3V electric heating socks, double layer thermal insulation.
• Material: Cotton
• Size: uniform code
• Power supply: battery box, 3 section 5 battery (battery not included)
• Socks length 31-33CM
• Temperature: 50 degrees under normal temperature.
• Heating material: carbon fiber wire + cotton socks
• The whole sole is hot.

Package list:

• 2x heating socks
• 2x battery box

The battery box is specially designed for the circuit board, which contains three integrated circuits, the physical characteristics of the battery, the intelligent energy saving cycle, the use of electricity, and the safety control by the independent integrated circuit.

• The world's most secure, removable heating socks!
• Double fabric, soft skin-friendly
• Knit dense, good texture
• Safe, specially designed battery pocket
• Application: Hiking,climbing in the cold district
• Name: 3V electric heating socks, double layer thermal insulation.
• Material: Cotton
• Size: uniform code
• Power supply: battery box, 3 section 5 battery (battery not included)
• Socks length 31-33CM
• Temperature: 50 degrees under normal temperature.
• Heating material: carbon fiber wire + cotton socks
• The whole sole is hot.

Package list:

• 2x heating socks
• 2x battery box