Do you also want to hit the road safely and with the right tire pressure? With this multifunctional and portable Donrox Ride A922 electric car tire inflator you always have a digital tire pressure gauge, tire pump and USB rechargeable compressor at hand anytime, anywhere. In addition, this pump has a built-in power bank so that you can charge other electrical devices in an emergency. This pump also has a built-in function for controlled tire inflation, especially useful for road users who often change tire pressure.