USB Heated Therapy Wrap, Yanqueens Winter Electric Waistbelt Back Warmer Christmas Gift for Mom

Description

Features: 1. High quality flannel fabric: good material for back brace, which is wear-resistant, sticky and not easy to fluff; 2. Carbon fiber heating: adopt nano carbon fiber heating body to make, quick effect, save electricity, and more safer; 3. heat up quickly: after a few seconds surface temperature can reach 45 ?, using temperature controller can adjust temperature; 4. High efficiency of electrothermal conversion: carbon fiber heating is a kind of all-black material and electric heat conversion rate is more than 30% higher than that of wire, and the thermal efficiency is up to 99.9%; 5.Over-heating protection auto cut off power supply, can change to different temperature by 3 gear, and can heat 15/30/60 min with timer. Specification: Material: Carbon fiber, flannel fabric Product color: Black Size: One size USB cable length: 1.2m Rated voltage: USB/5.0V Far infrared thermal temperature: 38 ? and 55 ? (+ / - 5 ?) Relative humidity is less than 80RH% Atmospheric pressure: 866.0kPa-106.0kPa Notice: 1. Recommend 2-3 times a day, and 30 minutes each time, not more than 60 minutes each time. 2. Disconnect power after use, and place it in a dry and ventilated place after cooling. 3. This products can be washable, which can be used after natural air drying. no twist drying. 4. This products shall not be disassembled, No pulling/winding/internal power cord. 5. It is forbidden to clean the product with corrosive detergent or thinner.