Features: Automatically control water levels in tanks/pools with innovative water level controller, featuring household wire probes and high current relays (0~10A) for 1000W/220V pump management. Equipped with 0.3dB bandwidth sensorings for stable detection, this 9V-12V controller includes 60x50x25mm board and DIY access for integration into pumping systems. for homeowners, enthusiasts, and agricultural users automateds water management for reservoirs, irrigation systems, or residential water towers. Perfectly monitors and adjusts liquid levels in household storage tanks, garden, or industrial pumping stations, ensuring water supply without manual intervention. Engineered with ABS construction and industrial , this multifunctional water level controller delivers performances across residential, farming, and light commercial applications. Specifications: Supply voltages: 9V-12V Note: Please do not use switches power supply for safety reasons Control output: current 0~10A Control power: 0~1KW/220V (can control 2KW). Board size: 6x5x2.50cm/2.36x1.97x0.98inch Net weight: 0.03KG Package Includes: 1PC Liquid Level Control Circuit Board note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the Pictures may not reflect the actual of the item.