1.Voltage:3.7v 2.Temperature 45C 3.Power:1.5w 4.size:35*80*1.5mm ... a heater for heating shoes or insole.The temperture is 45C, voltage is 3.7v,power is 1.5w,size is ... plastic laminates 35*80*1.5mm,3.7v,1.5w,45C silicone heater pad for heating shoes design as your requirements ...