- Automatic clamping tire inflator: the copper head automatically clamps, without the need to press and without air leaks. - Clear reading: easy-to-read gauge with a 55mm diameter dial and two types of readings. - Wide application: tire pressure gauge design for different tire sizes and types of vehicles. - Compressor tire pressure gauge: pneumatic tool equipped with an air gauge to observe pressure changes. - Measurement range of 0-12 bar: allows measuring tire pressure in a wide range from 0 to 12 bar.