The heated wearable blanket with zipper has has is the new 9 large heating areas. Inner plus a lay cotton. The fabic The heated shawl have 3 temperature levels, just one button control, long press to turn on/off the heating function. It’s safty with overheat protection and short-circuit protection, heating fast. It suits for any USB port, there’s a pocket inside you can put power bank. This fabric is so soft and thick that it is warmer than ordinary blankets even without power. Blanket can be hand or machine washed(better put into laundry bag). It big enough to cover your knees, wrap around your waist, drape over your shoulders, etc., perfect for lying on the couch and watching TV on a cold night, in the office or camping.