Electric Portable Air Pump usb Powerbank High-precision cylinder block supports pressure up to 150 psi: The high-precision cast cylinder block made of alloy materials inflates from 0 psi to 150 psi in just 20 seconds, making it suitable for use with high-pressure tires and automobile tires on road bikes, as well as shock absorbers on mountain bikes.

High-precision air pressure sensors do not require manual operation: Digitally controlled air pressure sensors increase inflation sensitivity by up to -1 psi, ending back and forth tire pressure control while inflating.

Automatically stops inflating your tires when the preset tire pressure is reached.

It also remembers your pressure values so you don't have to adjust them repeatedly.

Say goodbye to cables thanks to built-in lithium batteries You can charge your mobile phone and all your usb devices from the usb type a port on it Digital display 2 pcs inflation adapter 12 VOLT 2.0 AH 150 psi 23 LT / min