These 12V 40 Amp high output slide-out switches are both durable and attractive. The pre-printed low profile bezel fits into any decor while the large rocker switches are easy to operate. The switches and housings are constructed of durable nylon for a long life and the terminals are made of copper alloy and/or silver plated copper alloy. Comes with an easy to read wiring diagram. Mom-On/Off/Mom-On. 12V 40 Amp continuous. Cutout: 1.85" x 1.20"