It Is not simple, 'NO' device how pump start to start pump add timer 3-5 minutes but there is another problem if water no come 3-5 in minutes again off
Bhai Isko ek hi wire se bna skte h kya?? Hr level k liye alg se senser n ho Ground level tk wire dalne me to bahut wire ki need h. Kuchh esa idea h jo tank k bahar 4 wire ko ek me convert krke laya ja skta h??