Experience the convenience of the AstroAI L7 Tire Inflator cordless bike pump. -Advanced Accuracy: Features an advanced TrueGauge screen that updates pressure data 200 times per second. Get an 80% valid data rate. -Rapid Inflation: At less than 1 pound, it delivers 2X faster inflation with a 150 PSI maximum pressure and 17L/min airflow. It can refill a 195/65R15 tire from 30 to 36 PSI in just 1.5 minutes. -Long Runtime: The 4000mAh battery supports up to 8 tire refills and offers hands-free operation with auto-off functionality. -Smart Modes: Choose from 4+N smart modes and 4 pressure units (PSI, Bar, kPa, kg/cm²), with a custom mode for precise pressure settings (3-150 PSI). -Emergency Tool: Includes a flashlight with 3 modes (flashlight, SOS, strobe) and USB-C/USB ports for device charging. For dependable performance and versatility, this portable air compressor is a reasonable choice.