It automatically flushes without mechanics and float, it uses water sensors(top 2-switches) and valve relays(Inductor coils) instead. You don't need to hold the flush handle "down" only just one simple tap.
TOP SWITCH------------------WATER FILL SENSOR("OFF" WHEN NOT FULL)
MIDDLE SWITCH------------WATER SENSOR("OFF" WHEN EMPTY)
BOTTOM SWITCH-----------FLUSH BUTTON
TOP BLUE LED---------------WATER INTAKE VALVE RELAY(FILLS TANK)
BOTTOM YELLOW LED---WATER FLUSH VALVE RELAY(TO TOILET BOWL)
(LEDS ARE ONLY FOR REPRESENTATIVE OF RELAY "ON")
