This tyre inflator's cordless design and compact size make it portable and simple to operate with one hand. You only need 3-steps to s-tart inflating. The LCD screen shows the real-time pressure on the side so you could monitor the pressure without bending to see the bottom. Features: LCD digital pressure gauge, you can preset tire pressure to what the tire needs and test the tire pressure at any time. The air pump will automatically stop inflating when the inflation reaches the preset value which can be avoids over inflating. Compact, easy to accept, can be put everywhere, travel and carry more convenient. It is suitable for car, bicycle, balls and so on. Large capacity battery for long working time. LED lighting, c-harge at night is more convenient. Strong motor, safe-use, quick heat dissipation and reduce noise. Specifications: Color: black Material: metal+plastics Power: 120W Battery: 3.7V, 2000mAh Pressure flow: 45L/min Item size: 203 * 132 * 53mm / 8.0 * 5.2 * 2.1in Package size: 220 * 160 * 70mm / 8.7 * 6.3 * 2.8in Package weight: 500g / 1.1lb Packing List: 1 * Air Compressor 1 * USB Cable 3 * Inflate Nozzle