Electric Knee Pads Heating Warm Usb Charging

Product Details:
Size: L
Rated voltage: 5V
Power: 9w
Heating temperature: 40-60
Body care parts: knee pads
Product function: heat
Material fabric: ok cloth
Controller gear: 3 gears
Control line length: 1.8m
Color Classification:
1 style: heating knee pads
2 styles: heating knee pads + 5,000 mAh power bank

Package Contents:
Knee pads X1