DESCRIPTION: Reliable and precise testing results; the dual-valve system (Twin-Valve) enables self-testing of the pump, as well as a precise fine adjustment of the pressure; testing hose with steel mesh prevents reading mistakes that can happen when the hose expands during operation. Specification: Connection: R 1/2; delivery rate: 16 ml/Hub; product length: 440 mm; product height: 240 mm; product weight: 4.5 kg; product width: 200 mm.