1pc AC100V 250V Timer Module Adjustable Infinite Cycle Delay On/Off Switch Relay for Test Circuit Fish Tank Intermittent Pump

STABLE AND It is a timer relay module with high precision, stable and performance. There is a wide time range that you can set, both "RUN" time and "STOP" time are adjustable. FUNCTION: The timer relay module enter an infinite cycle mode after power on, relay works according to the setting run and stop time. PRACTICAL: The timer switch module is great to control the reciprocating stroke, or repetitive power on and off for equipment and products burn-in test. APPLICATION: The delay timer relay module widely used on timer operating equipment, machine repetitive test circuit,fish tank intermittent pump, etc. NOTE: 1, Use a start button whose current is more than 0.1A; 2, Electric Shock Alert, start button wire has high voltage, be careful please!