Far Infrared Portable Electric Heating Pad for Neck, 3 Temperatures Control with USB Cable,Hot Therapy, Relieve Fatigue, Improve Blood Circulatio, Keep Warm (Blue)

Description

1.Cloth material : all the cloth material are high quality pure cotton and can contact by human body skin ,its all follow the ROHS standard,safe and comfortable.outside was OK cloth,its fastness .as well as water proof . 2.Material inside: carbon fiber with high technology micro nanometer heating material,more safely,heat effective more fast,carbon fiber was a full black material its heating exchange rate can up to 99.9% while some other metal heating material only around 30%. 3.Control: with timer and temperature control for adjust timer 30 minutes/45 minutes/60 minutes and temperature 35 degree/45 degree/55 degree.all of item can powered by 5V usb ports ,the low voltage was safe and convenient,you can use only kinds usb ports for supply power as well as portable power bank. Material ：cloth/carbon fiber Color：Black/Blue USB cable length : 1.2M Work voltage：USB/5.0V Work temperature：38℃-55℃（±5℃） Work humidity rate≤80RH% Barometric pressure：866.0kPa-106.0kPa Condition: New with tag Instruction: 1. Connect with usb ports power supply（smartphone 5V charger/power bank/ PC usb ports/car charger whatever 5V usb ports )and its better the usb output no less than 2A 2.ON/OFF:press the key when the indicator lights on means its start.change the color green/yellow/red to choose the timer and temperature. Note 1. read the user book carefully before use them and do everything follow instruction 2. we suggest use them 2-3 times everyday and each time less than 1 hour, for eyes mask less than 30 minutes each time. 3. make sure all the power supply was off after using,and keep them away from fire/water and children. 4. All of them can wash by hand only but natural withering,do not disassembly/do not pulling and twine the wires inside.