High-top Foot Warmer Usb Electric Heating Shoes

Use with 5V DC or 220V transformer
High temperature and slight heat, medium heat, up to 45 degrees
Safe and environmentally friendly, suitable for computers: workers
5V safety voltage, 10W ± 1W power
Detachable and washable design, electric heater can be separated
Electric heater size: 21*21CM
High quality snowflake velvet fabric