Broco USB Heater Pad, 1 Pair 5v Electric Heating Element Film Pads Clothes Set for Outdoor Winter Camping Night

[High Thermal Efficiency]: Heat pads for period pain relief In a short period of time, the temperature of this series of this cloth warmer can reach about 40, which is very comfortable and warm for the human body. The third-grade temperature controller can freely choose the temperature [Versatile]: Enjoy personalized warmth with this USB Heating Pad, ideally sized at 19.6*6cm and specifically designed to heat insoles and slippers. Keep your feet warm comfortably and efficiently, whether at home or in the office [Suitability]: USB Heating Pad is a practical tool for keeping warm and relieving discomfort in many areas such as neck, waist, back, legs and knees; the warmth sensation promotes local blood circulation, relaxes tense muscles and relieves fatigue and discomfort. [Adjustable]: With a temperature range of 35-50 degrees, this small heat pad offers adjustable heat settings to provide the perfect amount of warmth you need. Simply connect it to any USB port to start feeling the coziness in just moments [Portable]: This USB Heating Mat is incredibly light and easy to transport. Due to its compact size and USB power supply mode, it becomes a convenient accessory to carry along during travels, ensuring you can always have access to heat therapy wherever you go