Features: Fully Automatic Controller ,Micro Controller Based Design ,Power Failure protection.(Not Start Motor Every Time on Power Failure.) No Man Power Required To Operate As Fully Automatic with 2HP capacity Longer Life No Mechanical System /.Avoid Overflow Saves Electricity, save water. 1 Year Warranty Specifications: 1.Operating voltage 220-250 AC. 2. Frequency 50 Hz. 3. Load capacity each switch (2 HP) 4.Suitable for All type Of Motor .(Monoblock,Openwel,Tullu Pump) 5- Product Dimensions : 7.2 x 10.3 x 4.8H CM. Package Contains: FULLY AUTOMATIC WATER LEVEL CONTROLLER WITH INDICATOR AND 3 SS SENSOR FOR UPPER TANK. Working: Fully Automatic Water Level Controller For Tank . This Model Will Automatically Switch ON And Automatically Switch OFF The Motor. Has AUTO ON And AUTO OFF Operation. Suitable For Motor Pump Up to 2 Hp Operated By A Normal ON/OFF Switch / MCB. Also Suitable For Electronic Starter. Suitable For Overhead Tank Only. Has LED Indications For Motor ON. Also Has High And Low Level LED Indications To Know , Corrosion Free Sensors. Has MANUAL Mode And AUTO Mode Functions. In AUTO Mode, AUTO ON And AUTO OFF Operation Occurs. In MANUAL Mode, The Motor Pump Will Be Constantly Running, Long Life. Easy To Install. Advanced Embedded Technology.