Schneider Electric Merten dimmer CCT99100 is a complete device in color, whose dimmer type is for automatic load detection. The protection type is electronic short-circuit and automatic overload protection, overheating protection, improving safety level. It is 40 mm in width, 45 mm in height, 20 mm in depth, with an embedding depth of 20 mm. Its matching mounting box can be recessed into the surface of the wall with flush type. Besides, the IP rating of this device is IP20. What's more, it well satisfied the standard of EN 60669-2-1, EN 61000-6-3. And it is mercury free. With over 125 functions, Merten offers high-quality materials used and carefully conceived colour combinations for frames and inserts. Merten solutions are prepared for any kind of installations in residential living and all non residential applications like schools, offices, hotels.