This Masterseal Plus Switch is good for application in both indoor and outdoor settings thanks to its IP66 Rating. It is resistant to strong jets of water, dust and other small particles thanks to its patented gel technology. The item is made of Sun-resistant Polycarbonate which is also tolerant of chemicals and high temperatures. Fixing holes are for no.8 wood screws.\r\nDidn't find what you were looking for? Check the store for updates or contact us!