Product model]: Corded models, cordless modelsProduct size】：180*75*55mmProduct color】：BlackProduct material]: ABSCylinder body]: 19 single cylindersBattery capacity]: 2000mA / 3 sectionsPower: 60WRated voltage]: 12VGross weight]: Wired models approximately 680g Wireless dual-use models approximately 850gProduct packaging]: color boxPackage size]: 20.5*15.5*8cmPower modeWired inflatable pump: usually by directly connecting the car cigarette lighter, household power socket or special power adapter to obtain power. This designThis design guarantees stable power, without having to worry about battery charging. Cordless pumps: Built-in rechargeable batteries (e.g. lithium batteries) operate without an external power cord, relying on their own battery reserves. Users must charge them in advance and are not limited by the location of the power source when using them. Portability and flexibility.Cord-operated inflatable pumps: Due to the need for a power cord, range of motion is limited by the length of the cord, and portability may be affected by the inconvenience of having to stow the cord when of transportation. GOODAlthough some products have longer power cords, you may still experience difficulty when using them in the field or away from a power source.Cordless inflatable pump: compact and lightweight, it is ideal for outdoor activities, travel or emergency situations, and can be inflated anytime and anywhere.