They are available as LED continuous light or LED double flash variants in red, green, yellow, clear, and blue. Specifically, the shape of this light: square and compact, offers a completely new option in the WERMA range. Save time during installation! The LED light 853 can be mounted on the wall with four drill holes. It is significantly faster if you use the included quick-mount bracket. With just two drill holes, you can attach this to the wall and simply click the light into place. You can feed the cables through one of the eight self-sealing soft membranes without any tools. This saves you 30% of the usual installation time! Once the electronics are wired, place the colored light housing on top. With a quarter turn, the non-removable quick-release screws are secured. Installation made easy – flexibly expandable to a traffic light. You can easily combine the LED light 853 with a traffic light. To do this, simply connect one light to the next in a different color using a connector piece. The eight side threaded entries allow for extensions on any side. You can also combine different shapes, such as L-shape, box shape, or five lights in a row. Durable light for buildings and machines. Thanks to its very high protection class IP 65, this flexible all-rounder is ideally suited for extreme conditions or outdoor installation. It is particularly suitable for signaling on buildings, machines, or gate systems.