Heated Insole,Sundlight USB Rechargeable Heated Shoes Insoles with Remote Control Boot Warmer Unisex Multiple Sizes for Hunting Fishing Hiking Camping

Product Information:
Note: Use a brush to gently brush the surface of the insole, do not soak in water.
This product is packaged with built-in instructions and should be read carefully before use.

Product Description:
Product Name: Intelligent remote control heating insole
Product material: composite carbon fiber material
Use range: leather shoes, sports shoes, cloth shoes, casual shoes
Product features: warm feet, promote blood microcirculation

Fever parameters:
After starting the machine, the H level can reach 60°C, the use time is 3-4 hours; the M level can reach 55°C, the use time is 4-5 hours; the L level can reach 50°C, and the use time is 6-7 hours. It takes 2 hours to fill.

Electrical parameters:
Product battery voltage: 3.7V Product battery capacity: 1900mA
Operating voltage range: 3.0V-4.2V Charging cut-off voltage: 4.2V
Discharge cut-off voltage: 3.0V Battery life: 500 cycles or more

Charging parameters: 1*Input: AC/100-230V 40-60Hz