Fixing thread diameter: ~ 0.5 cm / 0.2 inches; Total size: ~ 12.2 x 5 x 2.7 cm / 4.8 x 2 x 1.1 inches (L x W x H); Material: resin, plastic and metal Contact Configuration: NC+NA; IP Rating: IP66; Voltage Rating: AC 250V 5A; DC 115V 0.4A Product Name : Limit Switch;Model Number:ME-8108;Actuator Action:Momentary;Actuator Type:Adjustable Rotary Lever Arm With Roller Roller dimension: ~ 1.8 x 0.7 cm / 0.7 x 0.3 inches (D x H); Lever arm length: ~ 10 cm / 3.9 inches Color: Blue, Grey, Black; Net Weight: 91g;, Weight: 0.1984160358 Pounds, Manufacturer: Rtxbvg