insole heating element foot warmer shoe inserts
Product Description
Customized Standard for electronics shoes pad winter insole spcification
items | Parameters |
Voltage | 4.5V |
Size | 38-46 |
Input voltage | 5.0(+-)0.05V |
Over-charge protection voltage | 4.3V |
over-discharge protection voltage | 3.25V |
input current | 500 mA each single piece |
working current | <550mA |
output power | 2W(Max) |
output power efficiency | >97% |