Features 1、This is a great tool set for refrigerant testing, charging and evacuation. 2、Can be used on all car A/C, commercial and domestic A/C and refrigeration systems. 3、Gauges are marked for R12， R22， R404A and R134A pressure reading. 4、Color-coding on gauges, valves and hoses for convenient operating. 5、Manifold are 2-way and made of brass. 6、Comes with a hook and 3 hoses (red, blue and yellow). 7、Manifold are 2-way and made of brass. Comes with a hook and 3 hoses (red, blue and yellow). 8、Manifold are 2-way and made of brass.Comes with a hook and 3 hoses (red, blue and yellow). 9、Manifold are 2-way and made of brass. Gauges are marked for R12， R22， R404A and R134A pressure reading. 10、Gauges are marked for R12， R22， R404A and R134A pressure reading. Manifold are 2-way and made of brass. 11、The diameter of meter: 7cm / 2.8 in Specification The diameter of meter: 7cm / 2.8 in Hose length: 80cm / 36 in Hoses working pressure: 500PSI Burst pressure: 2500PSI Working temperature: -20℃ to 60℃ Package List 1 x Manifold Gauge 3 x Hose 1 x Hook