Baseus Super Mini Pro Electric Air Inflator - Black Product Description: Automatic Shut-off When Filling is Complete Preset the inflation range value to avoid overfilling or improper filling, safe and reliable. 33% Faster Inflation with 17-Cylinder Motor Pure copper motor provides much higher speed and greater airflow, fully inflates an R175 tire in 8 minutes. Long-lasting Battery Contains two sets of 18650 high-discharge lithium batteries for longer usage time. Accurate Display of Tire Pressure High-precision barometer sensor monitors tire pressure in real-time to avoid danger. Convenient Wireless Design No longer need a socket or cable, for a much wider range of use. Easy to Carry Slim size, easy to carry without taking up much space. Useful Emergency Light The built-in emergency light can be used as a flashlight in the dark. Comes with Air Nozzles 3 professional air nozzles are included, no need to purchase separately. Usage Information 1. Connect the hose to the pump and select the appropriate air nozzle. 2. Press and hold "OK" to turn it on.