[Air Volume] Wearable core cooling neck fan equipped with real core semiconductor ice technology and a high-performance brushless motor, delivering strong wind power with low noise as quiet as 30 decibels under the same air volume. Hidden air inlet design helps prevent hair from getting caught. [True Three-Core Semiconductor Cooling] Portable neck fan featuring advanced 71-pair particle semiconductor cooling chips for efficient heat dissipation, energy savings, and a wide cooling area. Ergonomic wrap-around design fits comfortably around the neck for optimal cooling performance. [Quiet and Durable] Features a permanent magnet frictionless motor core with optimized air duct design to maintain low noise levels at 30dB. Powered by a 6000mAh dual-core lithium battery providing up to 26 hours of operation. [Adjustable Neck Arc Design] Dual-channel fan system with an adjustable contoured neck fit for enhanced comfort during outdoor activities. Combines stylish design with powerful cooling performance. Ideal for wearing in hot weather, offering both fashion and functionality. [Thoughtful Gift] This portable personal cooling fan is ideal for use at the office, church, camping, traveling, hiking, climbing, or attending outdoor events. A practical and considerate gift for family and friends. Material: Plastic Color: Navy Blue Package Contents: 1 x Neck Fan 1 x USB Cable Note: The package includes only the items listed above. Light reflection and display differences may cause slight variations in color. Measurement allows an error of +/- 1-3 cm.