... memory function 3) Auto cycle timing delay device Timer RelayToky HP/HP-W series Digital Timer Relay with following features:1) 4 ... .01S-999.9.H0.5%F.SC,R,N,F HP-W Model ModelSizeTiming RangeAccuracyOutput modeHP4-RB40W48WX48HX100L0.01S-9999.H0.5 ... 110V power supply is required, please indicate in the order. HP Model Timer Relay, Industrial Timer