Personal Neck Fan,USB Rechargeable Hands Free Bladeless Portable Mini Fans, Cold Compress/hot Compress Shoulder Neck Therapy InstrumentHeadphone Design Neck Air Conditioner, for Outdoor Travel

Newly developed black technology, cooling and heating two-in-one artifact, silent cooling and heating + 3 mode adjustments + fashionable atmosphere light + LED display real-time power display + skin-friendly silicone + safety battery, high-value, skin-friendly and wear-resistant , Soft and comfortable, it is still as new for long-term wear.
The cooling function is turned on, silent cooling technology, bid farewell to the noisy fan sound, cool and comfortable; the product is equipped with two sensitive detectors, intelligently control the temperature to the degree you adjust, and maintain a constant temperature state.
The temperature is transmitted from the body through the neck to the head, eliminating the heat of the neck, thereby achieving the cooling effect. The intelligent chip controls the temperature, and the temperature is extremely fast in 1 second, and the heat is fast in 3 seconds. Cooling and heating provide three-speed function selection, with powerful functions.
Stronger battery life, long-term cooling, 2600mAh large battery, Type-c fast charge protocol, 80 minutes of fast full charge, 6-7H for 1st gear, 4-5H for 2nd gear, 3-4H for 3rd gear.
The cooling and heating hanging neck fan is suitable for many occasions. It can be easily and comfortably worn in sports, leisure, work and lying down occasions. The cooling mode brings coolness, and the heating mode can easily relieve shoulder and neck pain.