Auto shut off You just need to set the required pressure in advance, and you can use the air compressor to inflate. When the tire pressure reaches the default value, the air pump will automatically shut off. Quick inflation The maximum pressure of portable air compressor can reach 120 PSI. With 30L / MIN airflow, it can fill a car tire in 4 minutes. It is powered by a car cigarette lighter, which makes it easier to inflate the tires in an emergency. Digital display The digital inflator is equipped with a clear LCD display, you can clearly adjust the default air pressure value. The current tire pressure can be detected, 4 air pressure units are adjustable (PSI, BAR, KPA, KG / CM). The air inflator is equipped with a high brightness emergency LED light, which allows you to easily handle emergency incidents on dark roads for quick inflation or repair. Storage space The power cord and air hose can be stored in the machine, which saves space and is convenient to store in the trunk of the car. The handle design is easy to carry. The 3 meters long power cord is more convenient for your use. The air pump uses strong ABS plastic, which can let you use it for a long time. Multiple uses The pressure can be adjusted as you need. We have equipped you with 4 nozzle attachments, which can be used in a variety of equipment and can be used to inflate sports and camping equipment, such as motorcycles, all-terrain vehicles, kayaks, mattresses tires, etc. Product description Features: 1. Automatic shutdown function 2. The maximum pressure value is 120PSI 3. The air flow is 30L / MIN, and the empty tire can be filled in 4 minutes. 4. Digital display with LCD screen 5. LED emergency lighting 6. Tire pressure detection function 7. Four adjustable units 8. Hidden design of power cord and air hose, design of handle 9. 4 nozzle accessories Specification: Input voltage: DC 12V Maximum current: 10A Maximum pressure value: 120PSI Inflation time: 185 / 70R: 210 seconds Unit: PSI, BAR, KPA, KG / CM Air flow: 30L / MIN Material: ABS Power cord length: 3 meters Operating temperature: 0 ~ 60 Size: 21 * 18 * 7.5 cm Weight: about 670g