Connected Plant Sensor -Welding Pump Liquid Water Level Switch Sensor Highlights Generic Brand Welding Pump Liquid Water Level Switch Sensor Description: This controller module is used to test the water level of the tower, control a large current relay to realize the automatic pumping of the water tower tank. The module has small size, simple wiring, low power consumption, high switching capacity, strong anti-interference, high stability. Automatically open when you stably reach the pool water pump (tower), the pump will automatically stop pumping to the maximum. Note: This control module is without cable (probe), can use household wiring to replace the probe. Peel the thrum about 2cm, the bare wire in the water can be directly induced. Specification: Material: ABS Plastic Blue Color Size: 60x50x30mm/2.36x1.97x1.18inch Package Include: 1 Piece Liquid Level Controller Switch Module (2 Pack) Note: 1. Due to the light difference and screen, the item's color may be slightly different from the pictures. 2. Please allow 1-3mm differences due to manual measurement.