Dual locking 1-3/4" x 9"field select fail safe / fail securedual voltage: 12 v or 24 v, ac/dcdurability minimum 500,000 cycleshorizontal adjustmentcontinuous duty operationtamper resistant, stainless steel constructionnon-handedlow current drawplug-in connectorsinternally mounted solenoidhorizontal lock down screwsfinish: 630 (satin stainless steel)