This multi-functional 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. Come with night lighting function, even in a dark place, you can easily complete the inflation work. Features -Color: Assorted -Material: Aluminum alloy, stainless steel, rubber high pressure tube. -Size: About 17.50X8.00X7.50cm/6.88X3.14X2.95inch. -With this digital tire inflator, You can measure air pressure at your convenience, simply attach it to the tire valves. -With this tire inflation meter, the tire will reduce the possibility of explosion and wear. -It can quickly connect and disconnect the tire nozzle to inflate without leaking. -Quickly measure pressure and inflate quickly to ensure the safety of your tire. -Made of and environmental-friendly material, durable and practical. specification -Accuracy: 0.1PSI. -Resolution: 0.1PSI. -Range: 200PSI. -Working temperature: -10 to 50 degree centigrade. -Working voltage: DC3.1V. -Working : <=3MA or less (with back light); <=1MA or less (without back light). -Quiescent : <=5UA. -Hose Length: 36cm/14.0inch. -Battery: 2 x AAA Batteries (Not Included). Package list: 3 x inflatable nozzles 1 x crow 1 x tape 4 x tire valves 1 x inflation machine