This Acuity Controls nLight NPP16-DS-EFP Power/Relay Pack is a great addition to any facility that requires surveillance and alarm equipment. It is compatible with Acuity Controls and nLight brands and comes in a sleek white color. The model number is 265LYM and the manufacturer part number is NPP16 DS EFP. This Power/Relay Pack is designed with a dimming side output and is perfect for motion detectors. It is versatile and can work with various compatible models.