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【Long Lasting Working Time】Built-in 5000mAh rechargeable battery, which can be run continuously for up to 40 hours at low speed according to the air speed and light mode, and takes 4-5 hours to to fully charge. Our portable waist clip fan can be used when it's during charging. With 5 gears and adjustable wind speeds from natural to strong, it can be set to various modes according to your needs when you are using it. It is an ideal choice for workers who need the strong wind in high-temperature environments

【5 in 1 Multifunctional Waist Clip Fan】An integrated waist clip fan, desk table fan, and neck fan. You can clip this belt fan to your shirts, belt, or pants, or you can hang the personal fan around your neck with the lanyard. With a bracket on the fan clip, you can put this USB fan on the desk. It can be used as an emergency power bank to directly charge a mobile phone, with no more fear of running out of phone battery. Built-in LED Light and SOS function, it not only provides long-term illumination but also helps you with outdoor activities

【With Silicone Cover, Non-Slip and Anti-Drop】Our mini portable waist fan is designed for various outdoor usage scenarios, catering to occupations like workers and farmers.. The upgraded Manganese steel clamp provides stronger gripping force, always keeping the wearable fan firmly, and is more durable. Practical design with two clips facing opposite directions allows for more placement options

【Flexible Charging and Compact Size】This undershirt fan has fast charging support via USB chargers, laptops, computers, car chargers, and other USB-enabled devices, it is the perfect choice for home, office, desktop, travel, outdoor, car, and camping. Due to the compact size of this cooling fan which is only 290 grams,not only can it be used indoors home, but it can also bring a cool feeling to your outdoor activities, like courtyard working, fishing, hiking, camping, and travelling