Heats the back, waist, and knees.
With the far-infrared fiber heating element layer, start heating within 30 seconds, long duration, and a long heating time. Promotes blood circulation, very suitable for people who are afraid of cold, Raynaud's, arthritis, poor circulation, and stiff joints.
Soft, breathable cotton and polyester fabric with cotton lining and strong elastic reinforcement. Quick drying; no shock even when wet.
Great for a variety of outdoor activities such as jogging, walking the dog, outdoor work, hunting, skiing, fishing, hiking, biking, motorcycling, and snow shoveling.
To Extend the Heating Time:
Powered by 2 extra-large capacity 7.4v3000mAh rechargeable lithium battery packs, lasts 2-5 hours before recharging, depending on the setting (low, medium, high).
How to Use :
Charging – Fully charge the supplied charger kit before use.
Plug-in - Connect the battery to the plug located in the pocket.
On - Press and hold the switch button for three seconds
The initial temperature is 55-65 degrees (red LED)
The middle temperature is 45-55 degrees (blue LED)
The minimum temperature is 35-45 degrees (green LED)
Wash and Care:
Machine washable. When cleaning, please take out the battery.
If machine washing, put the garment in a laundry bag to wash.
In order to ensure the service life of the clothes, try to avoid strong washing and dry them normally.
A set of electric thermal underwear set
Two 7.4V 3000mAh lithium battery packs