Fangrui Product Details About This Item [tire Pressure Detection Intelligent Control] Tire Pump Has A Large Lcd Digital Display Screen With 3 Pressure Measurement Units- Psi, Kpa, Bar. Real-time Reporting Of Accurate Data To Know Tire Pressure At A Glance! The Bike Pump For Car Also Provides You With Rest- Using Experience Based On The Auto Shut Off Function At The Desired Level. There Is No Need To Worry About Over Inflating! , Portable And Easy To Store. Power Supply Type: Usb Charging Power:120w Voltage: 7.4v Air Pressure Flow: 25l/min Main Scope Of Application: Household Cars Material: Metal Color As Shown Note: Due To Different Production Batches, There May Be Slight Differences In Products. Package Contents: 1 X Portable Tire Inflator Only The Above Package Content, Other Products Are Not Included. Note: Light Reflection And Different Displays May Cause The Color Of The Item In The Picture A Little Different From The Real Thing. The Measurement Allowed Error Is +/- 1-3cm.