Feature:1. It is suitable for measuring the vacuum degree of the milking machine.2. Measurable vacuum range ‑0.1‑0Mpa, high accuracy, widely used in aquaculture.3. Using high‑quality stainless steel metal material, it is durable and corrosion‑resistant.4. It can help users better observe the pressure inside the milking machine.5. Adopts G1/4 male thread connection and can be easily installed on the milking machine.Spec:Item Type: Milking Vacuum GaugeMaterial: Stainless Steel+CopperMeasuring Range: -0.1-0MpaProduct Size: Approx. 6x7x3cm / 2.4x2.8x1.2inThread Diameter: G1/4 Male ThreadWeight: Approx. 85g / 3ozProduct Use: Measure the vacuum degree of a small milking machine, install it on the milking machine and use it Package List:1 x Milking Vacuum GaugeNote:1.Please allow 0‑1 inch error due to manual measurement. Thanks for your understanding.2.Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.