Features: Experience 10 hour cooling with our portable fan featuring ice bag technology, 3 adjustable speeds, and 30 hour rechargeable runtime for efficient personal climate control anywhere. This leak proof miniature air conditioning unit uses ice packs instead of water tanks, measures 180x130x65mm for easy portability, and charges via USB for multifunctional power option. Ideal for drivers, office workers, campers, and students needing compact, quiet airflows in confined spaces like cars or desks. Delivers fast cooling relief in cars, RVs, dorm rooms, or outdoor adventures with its quiet operation and rapid dynamic ice cooling system. Energy efficient design with 3 speed modes minimizes power consumption while maintaining optimally airflows, for personal comfort. Specifications: Product name: Desktop cooling fan Water tank volumes: 180ML Power: 7W Voltage: DC5V Component:Plastic Size:Approx.180x130x65mm Color:Black/White Package Includes: 1pcs Rechargeable Cooling Fan note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.