Control Type: On - Off - On Positions : 3 Terminals : 12 Mounting Hole Distance: 3.6 x 3.6cm/ 1.4" x 1.4" (L*W) Overall Size: 4.8 x 4.8 x 8.2cm/ 1.9" x1.9" x 3.2" (L*W*H) On - Off - On positions control and 12 terminals design; Suitable for the thickness between 1mm to 4mm of the mounting board; Suitable for a wide range of applications, it can be applied as a circuit control switch, master control switch, testing equipment control switch, or change-over switch for electric welding machinery and other equipment; Rated Voltage (Max.): AC 380V, DC 220V; Rated Current (Max.): 20A; Ui: 500V; Ith: 20A; Screw Hole Diameter: 0.45cm/ 0.18"; Mateiral: Plastic & Electronics; Color: Black & Blue; Net Weight: 96.2g; Package content: 1 x Changeover Cam Switch Note:Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.