Each comes with four functions and four timing ranges covering 0.1 seconds to 100 minutes. On the same unit, choose between on board adjustable, on board fixed and remote adjustable time delay setting. All set up is done with DIP switches for ease of use. A universal input voltage of 24-240V AC and 12-125VDC adds to the ultimate flexibility of these products. All products are encapsulated for protection against harsh elements. A 10A SPDT relay output rating can handle most pilot duty and fractional HP loads.