●Pressure Measure: Real-time air pressure is displayed, allowing you to switch between two units of PSI & BAR ●Automatic stop: You can set the pressure value and stop automatically when the value is reached (Max 100PSI) ●Fast Charging: Takes about 150 seconds from 0 to 100 PSI on 700 x 25C tires (2 bottles on full charge) ●"Ultra Compact" fits easily into tool bottles and is fun to carry! ●20 minutes rapid charging: Rechargeable and reusable ●Valve Compatible: Compatible with Schrader, Presta and English valves