Features: "O I" marked on black button 12V Rocker Switch with 5 sets of wires(#187 Lock Terminals on end) for switch easy connection.Material: The KCD1 Small round rocker switch is made of nylon PA66. The terminals are made of brass with silver plated.Function: The ON/OFF rocker switch is 2 pin SPST design (single pole single throw) ON OFF. The rating is 10A 120V AC and 20A 12V DC.Installation: The mounting hole size of this Mini 12 Volt rocker switch is 0.787 inches (20mm). It adopts snap-in design, easy to install.Application: The Circle round rocker toggle switch is widely applied to Car Automotive RV Household appliances, etc. Product Description ON OFF Round Rocker Switch Spec: Rating: 10A 125VAC; 6A 250VAC; 20A 12VDC Function: SPST 2 PIN ON/OFF Shape: Round Shape, Black Color Features: with 5 sets of #187 Terminal Wires Insulated Resistance : ≥ 100 MΩ Contact Resistance : ≤50 mΩ Dielectric Strength : ≥ 1500V AC/5S Operating Temperature : T85 Electrical Life : ≥10000 Cycles SPST ON OFF Switch KCD1 ON OFF rocker switch is 2 pin SPST ON/OFF function(single pole single throw) with #187 quick-connect wires. 10A 120V AC; 20A 12V DC Rating. T85 Small Mini Switch The 20mm Small 12V rocker switch is Snap in Panel Mount design for easy installation. It comes with a keyhole slot to prevent unwanted rotation. Round Switch Application The Mini Round rocker switch can be widely applied to various vehicles DIY including car, Automotive, RV, Marine, boat, and Electronics modification.