Far Infra-red Battery heated jacket(HJ-626E4,anpan

Features: 1. With 3 pieces of FIR carbon heating pad. 2. With 7.4V/4400 mAh intelligent and rechargeable Li-on battery. 3. With side zip. Advantages: 1. Can heat for long time Heated by powerful Li-on battery, the vest can heat for 6 - 21 hours each time after being charged fully depending on the temperature you request. 2. Long lifespan The battery can be recharged for more than 500 times. 3. Light and easy to carry With a weight of only 240 g, the battery is very light and small. You can put it into your pocket easily. 4. Adjustable temperature By setting the power level (1-5 grade) of the battery, you can set the temperature from 30 to 60 as per your request. 5. Foldable and washable The heating pad is foldable. Besides, the vest is washable after taking out the heating pad inside the vest. 6. Adjustable size With the zippers at the side of the vests, you can adjust the size of the vests as per your request easily. Benefit: 1. Keep warm in winter time 2. Therapy function In addition to heating, the FIR energy has also therapy function. By absorbing the energy eradiated by Far Infrared Ray, it will promote the blood circulation in your body and therefore accelerate the metabolism in your body, alleviate pain, eliminating inflammation, relieve pressure and promote good sleeping.