High Capacity 2000mAh BatteryThis portable air compressor pump built-in certificated rechargeable lithium-ion battery 2000mAh and USB charging port to support quick charging. Cordless and PortableThis tire inflator is easy to carry with a simple cordless design and compact mini size, and is easy to operate with one hand. The LCD screen shows the real-time pressure so you can monitor the pressure without bending over to check the bottom. Quick Automatic InflationThe tyre inflator has 4 switchable pressure units as PSI, BAR, KPA, KG/CM for option, so you can preset the tire pressure to what the tire needs and test the tire pressure at any time. The tyre pump would automatically shut off when the inflation reaches the preset value which can be avoid over inflating. Use At NightWhen the inflation power button is activated, 2 led lights will automatically turn on. It is very convenient for emergency lighting in the dark. And the LCD digital display with backlight, which is easy to read the digital even inflating during night. Multipurpose UseThe maximum inflatable pressure is 150psi, which is suitable for car bicycles, motorcycles, balls, swimming rings, inflatable toys and other inflatables. Specifications: Battery capacity: 2000mAh Inflation efficiency: 15L/min Inflation pressure: 150PSI (Max) Pressure units: PSI, BAR, KPA, KG/CM2 Outer air hose length: about 13cm 0.5cm (5.12 0.20inch) Working temperature: 0C~60C Size: about 5.5*4.5*19.8cm (2.17*1.77*7.80inch) Weight: about 360g/0.8lb Maximum continuous working time: 8 min Operation Steps: 1.Connect the hose into the bottom tire valve core. 2.Press down the buckle on the air hose to prevent air leaking. 3.Press the button "Unit" to wake up the LCD screen. 4.Press the button "+" and "-" to preset tire pressure. 5.Press the power button to start inflating, it will stop automatically when the preset pressure is reached. Multiple Use: Designed for your life For car, SUV and RV tires For bike and motorcycle tires For sports equipment For inflatable toys Packing List: 1* Air Compressor 1* USB Charging Cable 1* Air Hose 1* Presta Valve 1* Ball Needle 1* Toy Nozzle 1* Storage Bag 1* User Manual Note: Not for van, coaches, motor homes and trucks.