20V Max Battery:20V battery powered, use it without having to mess with a power cord. You can use it anytime, anywhere without restrictions. Digital Pressure Gauge and LED Light: The tire inflator air pump with LCD digital gauge can display the pressure in PSI, BAR, KPA and kg/cm² for your option. Build-in bright LED light Makes it easy to work at dark work areas. Multi-purpose: Our portable tire inflator air compressor is ideal for inflating car, motorcycle and bicycle tires. It could also be used to inflate sports balls and inflatable pool toys. Note: not suitable for large truck tires. Portable Design: This portable tire compressor takes up very little space, which allows you to keep it in your automobile where it most likely may be needed. Perfect after-sales: If you encounter a problem during the use, please contact us in time, we will reply and solve your problem in the fastest way.