This multifunctional tire inflator can inflate or deflate tire fast and safely. The pressure gauge helps you to judge whether you should continue to inflate or stop. It is quite small and lightweight, convenient to use. This tire inflation meter has LCD night lighting function, even in a dark place, you can easily complete the inflation work. Features -Color: Assorted color. -Material: Aluminum alloy, copper, rubber. -Size: About 18.00X7.50X5.20cm/7.07X2.95X2.04inch. -Measuring range: 3~200PSI/14BAR/14Kgf/cm^2. -Working temperature: -20 to 60 degree centigrade. -Working voltage: DC3.1V (a pair of 1.5V No. 7 batteries) can be replaced. -Working : <=3MA or less (with backlight); <=1MA or less (without backlight). -Quiet : <=5UA. -Hose length: 36cm/14.0inch -Battery: 2 x AAA Batteries (Not Included) -It is really simple to let it out to correct pressure, Easy to read, quickly. -The tire inflator with gauge comes fully equipped for your convenient use. -Mini size, with durable material. Convenient to use, easy to handle. It is perfect for most car. -Test the tire pressure before driving to avoid tire leaks and cause accidents. -If tire pressure is too low, connect the device to an air compressor, then the pressure gauge becomes a tire inflator. Package list: 3 x inflatable mouths 1 x crowbar 1 x tape 4 x tire valves 1 x digital tire inflation