About this item 【Air Pump】Our air compressor shell is made of PC material, which is sturdy and durable. The tire inflator with 4 preset modes: car, motorcycle, bicycle, basketball. You can press once to toggle to the right mode. A preset pressure value will be selected but you can adjust it as you see fit. The air pump with a maximum high-pressure capacity of up to 150PSI, is more convenient to use. High- precision tire pressure detection, accurate to 0.05Bar 【Digital Pressure Gauge】The LED digital screen will display the current pressure value when the tire pump is connected, so you can monitor real-time tire pressure at all times . The display of our air pump is high-brightness white light, which is very clear under the sun. The air inflator has 4 pressure units of measure PSI, BAR, KPA, Kg/cm2. The automatic tire inflator will stop inflating automatically once the tire pressure reaches the preset value 【LED Lighting】This air tire pump has a built-in LED flashlight to laminate when lacking sunlight condition. Allows you to use it in camping, outdoor, emergency, travel, etc. First, your power on the tire inflator, then press for 3 sec, LED will turn on. Press again will turn it into SOS flash mode. Long press again will turn off the LED 【Portable & ; Rechargeable】Portable and easy to storage, it is a necessity for self-driving tours & outdoor activities. Using the TYPE C input to charge the air pump. Make sure the power source is 5V/2A, if less, charging will be longer. With the correct power source, it will take around 8hrs to completely charge the unit. The charging icon on LED will blink and continue to show capacity until it reaches 100% 【Easy to Use】Step 1 Connect the air pipe, make sure that the air pipe and the air nozzle of the air pump are fully screwed down. Step 2 Connect the air nozzle to the car tire and ensure that the air nozzle is completely aligned with the car tire inflation nozzle. Step 3 Press the power switch of the air pump, select the car mode, press OK to start automatic inflation, and stop when it is full