USB Shoe Sheath

Key Specifications/Special Features:

• Shoe sheath with warmer, keeps feet dry and
  comfortable in winter
  
• Uses carbon-fiber as the heating materials, offering you the most comfortable temperature
  
• Can provide any size and color
  
• Temperature: 40±2?
• 1.Voltage:5V
  2.Power:4W
  3.Temperature:40±2?
  4.Size:30cmx30cm
  5.Mtterials:Polyester,Carbon-fiber

Rate power:3.5 V
Temperature(heating area):40±2?
Power source: 3PCS"AAA" battery
Materials:Polyester, Carbon-fiber