Ultra compact and hand-held design, the small design, and is lightweight, portable air pump, easy to operate, and is very convenient to carry, so it can be easily inflated by women with weak power. It can be used for items that require air pumping such as cars, trucks, air pumpers, motorcycles, floats, balls, and more. Easy to inflate a variety of items, very convenient Features - Color: Black. - Material: Aluminum alloy. - Size: 22.00X5.60X4.60cm/8.65X2.20X1.81 inch. - Charging time: 2 hours. - Battery type: lithium battery 12V 550x4 mA/H. - Battery capacity: 2000mA. - Input voltage: 5V 2A. - Max current: 5A. - No load current: lt;2A. - Air flow: 15L/min. - Max measuring pressure: 150PSI. - Our electric air pump is small and lightweight, and does not require any cables in the way. - You can operate the pump or stop the air with a push of a button. - So even women can use it with one hand, making it easy to use and very convenient. - The air pressure values are displayed on the LCD screen, making it easy to read. - It is convenient for you to adjust the air pressure while checking it.