Dr Warm heated insoles - bluetooth app

Description

Dr. Warm S2 Heated Insoles Smart Phone Control
Size 41-44 (EU)
Description: Dr. Warm Bluetooth Control Insoles
Function: Keep warm 4-8 hours; Rechargeable
Material: EVA bottom with cotton
1.
Wireless smart Bluetooth control;
2.
Three temperature settings: High/Medium/Low setting;
3
.
Heat up to temperature: 45°C/50°C/55°C;
4.
Ultrathin designed, suit to different footwear;
5.
Ergonomic design: Give feet warm and comfortable feeling;
6.
Stable heating and easy to use;
7.
Patented and passed CE and RoHS certifications;