Heating Wrist Guard Black Protective Gear Universal Left and Right Three-speed Temperature Adjustment USB Plug Cold Hot Protect

Is Batteries Included : No Electronic : No Hign-concerned Chemical : None Certification : CE,RoHS Origin : Mainland China Application : Hand Item Type : Massage & Relaxation Material : polyester

Usage note:The device without battery and needs to be plugged in when use. Product Description Name: heated shoulder protection Usage: Left and right hands Material: Diving fabric Color: Black Power supply: USB plug in Voltage: 5V/2A Temperature adjustment: 3rd gear adjustment Product parameters: USB Output Voltage: 5V/DC The first gear (red light)，the temperature is about 44°C; The second gear (blue light),the temperature is about 41°C; The third gear ( green light), the temperature is about 38°C。 Adapter Output Voltage :8.5V/DC The first gear ( red light), the temperature is 56-65°C； The second gear (blue light), the temperature is 46-59°C； The third gear (green light), the temperature is 40-45°C。 Note：There will be 2-4°C of error with different measuring instruments and measure Physiotherapy place:KneelThigh/Shins.Applicable ambient temperature:-30°C to 15°C。