4+N Smart Modes: 4 preset inflation modes (bicycle 30 PSI, motorcycle 33 PSI, car 36 PSI and ball 8 PSI), more intuitive and time-saving, easy for beginners. Manual mode allows you to set any desired pressure value between 3-150 PSI.Easy to operate and use, for all your inflation needs. Battery & DC Power Supply: This tire inflator uses dual power supplies, making it easy to switch between cord and cordless inflation modes. Inflation is much more convenient with both 20 V lithium battery power and DC 12 V power options. This tire inflator makes an ideal troubleshooter on every trip. Youll never need to worry about running out of power on the go. Fast Inflation & Continuous Operation: The lithium battery provides 20 V which delivers rapid inflation, it takes