Usage Tips:Features: This electronic intelligent water pump automatic controller can start or stop the pump according to the detected data of water source state, water volume and pipeline pressure change. The electric part and pipe are completely isolated for security. It could automatically maintain a constant pressure in the pipeline as well as a constant water flow speed. Automatically power on pump when open water valve and power off pump when close water valve or there is water shortage. It can control various kinds of pumps, widely used in house, courtyard, garden, greenhouse, etc. Specifications: Voltage: 220V~240V(50/60Hz) Max. Current: 10A Max. Power: 1.1kW Max. Pressure: 1Mpa(10bar) Inlet/Outlet Diameter: 1inch Package Includes: 1 x Controller Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. Package List 1This electronic intelligent water pump automatic controller can start or stop the pump according to the detected data of water source state, water volume and pipeline pressure change 2The electric part and pipe are completely isolated for security 3It could automatically maintain a constant pressure in the pipeline as well as a constant water flow speed 4Automatically power on pump when open water valve and power off pump when close water valve or there is water shortage 5It can control various kinds of pumps, widely used in house, courtyard, garden, greenhouse, etc