Sturdy and Durable MaterialThe limit switch is made of strong plastic housing and high quality metal material. Waterproof and oil-proof, dust-proof, electric-proof, durable and compact. Automatic ResetRotating lever arm actuator, automatic reset, you will receive 2 strokes of the limit switch: Model : ME8108 Nominal voltage: 5A 250V AC / 0.4A 115V DC. Two types: 2 NC + 2 NO2 NC + 2 NO contact configuration. NC, normally closed contact, NO, normally open contact. Adjustable armThe lever arm can be rotated 90 degrees to the left and 90 degrees to the right. And it is adjustable, you can freely adjust the length of the limit switch lever arm according to your needs to achieve Convenient control positionThis limit switch is suitable to many situations. Electrical control switches such as garage doors, vending machines, machines, etc., or Switch on warning lights, etc.