Features: Water leakage is prohibited at the connection, otherwise the product may be damaged. Easy to install; connect the product to the water outlet for convenient use. Suitable for devices with power under 3KW and pressure between 30-100kg. Specification: Product Name: Automatic Start-stop Device for Car Washing Machine Compatible Model: 55/58 Model Car Washing Machine Car Washing Machine Pressure Range: 3MPa to 10MPa Product Voltage: 220V Product Current: 10A (If current exceeds 10A, an AC contactor must be used to prevent damage) Thread Diameter: 22mm (0.9in) Color: Black Material: Brass Package Contents: 1 x Automatic Start-stop Device for Car Washing Machine Note: Other items not included. Note: Due to lighting and display differences, the actual color may vary slightly from the image. Measurement error allowed: +/- 1-3cm.