When you get this RJ45 IN and OUT model in laser light, then you do not need to use another switch to link FB4 together. it is very convenient. Please check photos as below:
The voltage input: 5v-24v ; most of laser light are suitable.
the size: 54 x 50mm
Use ZH1.5-10P double-head reverse cable to connect to the 10P socket on the side of FB4 near the network port.
The hole size for instation:
anybody is interest in it, please contact us : sales2@gagalight.com ; whatsapp:+8613202002602; Website: www.gagalight.com