USB Charging Hanging Neck Fan Neck Warmer Electric Neck Heater Temperature Display Portable Air Conditioner for Outdoor

Combination of heating and cooling: The electric scarf with temperature control technology provides cooling and heating modes, which is suitable for year-round use. The heating mode can adjust the temperature of the scarf between 40-50℃, and the cooling mode can operate at 15-25℃ lower than the ambient temperature. Flexible size: The neck size can be adjusted through the knob to meet various needs. Adopt ABS for shell and aluminum alloy heat sink, light and durable, no burden on the neck. Using IC for smart chip. When an overcurrent occurs, the power supply is automatically cut off and restarted to prevent malfunction. After the scarf cools down, you can use it again.