... : 5V 800mA or 9V 300mAhHeating Temperature: 42°C~50°CUsing circumstance temperature : -20°C~50°CDescription of goods1. With TWO different Output ... use the PET materials, and it’s temperature from 43°C to 48°C, could warm your body, last about 3-5 Hours ... : FOB Shenzhen or EX-Factory2. Payment term: T/T, L/C, West Union, ect3. Delivery time: 15-30 days depend on ...