describe Portable Cordless Tire Inflator Compressor Digital Car Tire Pump, Preset Pressure 12V 150PSI 20L/min Rechargeable Air Pump for Car Bike Tire Swim Ring Toy with LED Light and LCD Display This Lithium-Battery Portable Compressor ion certified and its USB charging port support fast charging. 6000 mAh large capacity battery (total 2000 mAh * 3) allows you to enjoy efficient charging Two charging modesUSB2.0/USB3.0 charging cable and car cigarette lighter plug cable can be used to quickly charge the product. Fast Auto InflationThe tire inflator has 4 switchable pressure units (PSI, BAR, KPA, KG/CM2), so you can preset the tire pressure according to your needs. The tire pump automatically turns off when the preset tire pressure is reached. The maximum inflation pressure of the inflator is 150PSI. MultifunctionalWith cordless and portable design, this pump can redirect all tires of bicycles, motorcycles, cars (including SUVs). Also comes with 3 nozzle adapters for