Product Feature: 1.Mini Compressor, Large Capacity: Mini electric air pump, size of 15 * 6 * 4 cm,compatible with 5V/2A charger, its battery capacity is 2000mAh ,and it has 4 available unit values: PSI, BAR, KPA, Kg/cm2. The maximum inflatable pressure is 120PSI, which is suitable for inflatable products such as basketballs, motorcycles,bicycles and small private cars. Portable Air Compressor is not supported for medium-sized cars and large-sized cars such as trucks and buses. 2.Deflation Function: The intelligent air pump has a deflation button. When the tire needs to be exhausted, press the side button to inflate and deflate at any time to achieve the tire pressure value you need most. 3.Intelligent Interactive Interface & Large Screen: It adopts five kinds of air pressure setting operation interfaces that are convenient for users, and make operation easier; with a large front display screen, the digital display is more clear and intuitive; press -and + keys at the same time can reset the data and initialize system quickly. 4.Low Voltage Protection: The built-in battery protection device will automatically cut off the power when the voltage is too low, which can avoid over-discharging the battery for a long time. This product has passed FCC / CE / ROSH / PSE / UN38.8 / MSDS certification, which is safe and reliable. 5.Trachea Storage: The machine is equipped with a storage hole for storing the inflation tube, without worrying about the loss of the inflation tube, bringing you a more convenient experience. Product Specifications: Product Size: 1.5*2.36*5.98 inches (38* 60 *152mm)" Charging input: 5V/2A" Charging time: 2.5~4.5hs Pressure accuracy: +/-1 PSI LED lighting: 0.5W Over-current protection: 9A/1S Over discharge protection: 6V Weight: 0.75 lb (340g) Inflation Pressure: 120PSI (MAX) Noload flow: 20L/M Charging temperature: 0 ~45 Working temperature:-10~60 Package Lists:" 1 x Smart air pump" 1 x Flexible hose 1 x Ball needle 1 x Nozzle for swimming ring 1 x Type-C cable 1 x Black carry bag 1 x User Manual