Product Size: 220 x 170 x 55mmVery comfortable; multi-angle blowing] The neck fan is made of high-quality silicone, which fits your skin better and isolates heat from the machine, improving wearing comfort. It is also effective in non-slip, flexible and not easy to break, and the angle can be adjusted at will. 360 ambient airflow, air volume increased by 90%, keeping you cool from all angles. Fast CoolingTurbine design, no fan blades for air supply, no worry about hair getting stuck. It is safe for children and the elderly. The motor adopts the latest noise reduction technology, the noise is low and will not disturb your ears. Built-in 3 wind speeds to meet your different needs. Instant cooling in 3 seconds, keeping you cool all summer long. Beautiful Colorful Lights: The portable neck fan is designed to look like a helmet, and the cordless design completely frees your hands. The neck strap is bendable to accommodate all neck sizes, and the ergonomic design allows the fan to be worn stably around the neck. It is equipped with the latest RGB lights with 4 bright light modes. It is not only a fan, but also a stylish summer decoration. 3600mAh BatteryThis USB rechargeable fan can be easily charged by your PC, adapter, power bank, laptop, etc. Full charge in just 2 hours. The built-in 3600mAh high-capacity battery can last for 3-6 hours (depending on different speed settings), giving you a longer cooling experience. Portable - Free your hands] This neck-mounted fan has large air volume and lightweight body. Only 320 grams, you won't feel tired after wearing it all day. A cool breeze blows across your face and neck, helping to stave off the embarrassment of sweating - a great way to beat the heat. Ideal for home, office, outdoor activities, camping, travel, hiking and more.