Schneider Electric KNX presence detector MEG6355-0019 is in white with frontal, side detection sensor. This presence detector can be mounted on the ceiling as well as on the surface. With the protection class of shortcut protection, this presence detector ensures your safety. Made of plastic, this presence detector is very reliable and durable. And it has a protective untreated surface treatment. And it is both mercury-free and heavy metal-free, which always protects the environment and your health. KNX combines all important building functions such as lighting, heating, air conditioning or shading in one intelligent system, which leads to significant energy savings and saves installation time.