<p>This is a multi-purpose portable cordless tire inflator pump, compact and portable. It has a built-in battery that can be used at any time and anywhere. In addition, it also provides a 12V power interface. Equipped with Schrader valve, Presta valve and Dunlop valve, it can display the current tire pressure, preset the tirepressure range and automatically stop inflation.</p> <p><b>[Advantages of our electric pump]</b></p> <p>The size is only 9.84 * 2.15 * 1.77 inches, even ladies can easily use it, built-in 2000 mAh battery, no power supply, can be pressurized to 150 psi, to meet the needs of car tire inflation, such as: (195/65R/16 tires, 0-2BAR inflation time is about 7 minutes), (No. 7 basketball, 0-8PSI inflation time is about 1 minute), (bicycle tires, 0-65PSI inflation time is about 1 minute and 30 seconds)</p> <p><b>[Quiet and fast inflation]</b></p> <p>This electric tire inflator has a powerful and quiet motor built in, which can easily inflate standard car tires，This portable air compressor is equipped with 3 additional nozzles（Schrader, Presta and Dunlop Valve）,which is very suitable for inflating car tires, motorcycles,bicycles, balls, air cushions, etc. Maximum PSI: 150PSI.</p> <p><b>[Preset pressure and automatic shutdown]</b></p> <p>After connecting to the tire valve, the current tire pressure will be displayed. When the inflation volume reaches the preset value, the air pump will automatically stop inflation, which can avoid over-inflation. 4 pressure units: PSI, BAR, KPA, Kg/cm².</p> <p><b>[Cordless, portable and accurate]</b></p> <p>Built-in 2000mAh rechargeable lithium battery, this cordless tire pump can inflate all car tires, and can inflate 4- 5 car tires when fully charged，Charging time: 2-3 hours, measurement accuracy: /- 1psi</p> <p><b>[All accessories]</b></p>