1. MINI SIZE: This manifold gauge mini is only the size of a palm, and the pressure end is distinguished by color, which is clear and clear. 2. DETACHABLE WINDOWS: The body of the watch is an enlarged window, and the mirror and the fluoride nozzle are fused together, which can be disassembled for easy observation and cleaning. 3. METAL KNOB: The metal knob ball valve has the characteristics of strong wear resistance and no rust, and has a long service life. 4. PTPE GASKET: The sealing gasket is made of PTPE material, which has good sealing performance, reliable performance and no deformation after long term use. 5. MAIN APPLICATION: This manifold gauge is suitable for automobile maintenance, air conditioning renovation, central air conditioning maintenance, and cold storage maintenance. Item Type: Diagnostic Manifold Gauge Interface: G1/4 Applicable Refrigerant: R22, R32, R410A Valve Structure: Ball Valve Structure, 90° On Off Control Model Number:HS-M02 Max Measuring Range:200 PSI & Above Display Type:Analog Dial Diameter:1.9 Inches & Under color:Photo color Material:plastic+aluminum Package Contents: 1 x Diagnostic Manifold Gauge(without tube) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.