The cordless design and mini compact size of this tire inflator make it portable and simple to use with one hand. You only need 3 steps to inflate. The LCD screen displays real-time pressure on the side so you can monitor the pressure without bending over to see the bottom. Features: LCD digital pressure gauge, you can preset the tire pressure according to the tire's 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 avoided from inflating excessively. Mini but compact, easy to accept, can be put anywhere, travel and carry more convenient. It is suitable for car, bicycle, balls and so on. Large capacity battery for long working time. LED lighting, charging at night is more convenient. Powerful motor, safe to use, fast heat dissipation and reduction noise. Features: Color: black Material: metal + plastic Power: 120 W Battery: 3.7 V, 2000 mAh Pressure flow: 45L / min Item size: 203 * 132 * 53mm / 8.0 * 5.2 * 2.1in Package size: 220 * 160 * 70 mm / 8.7 * 6.3 * 2.8 inch Package weight: 500g / 1.1lb