Intended for professional use only. Requires an electrician for installation to DIN rail inside the power box. Requires external power supply for example 12 VDC 20W PSU. Select model that suits your needs: Relay unit - FNIP-8x16A: 8 inputs for dry contacts for various input devices 8 dry contact relay outputs (NO/COM/NC) Requires 12VDC or 24VDC external power supply (supports both) Separate PSU preferred for Input isolation https://www.p5.hu/downloads/manuals/FutureNowFNIP-8x16A.v4_rev%2025.05.2021.pdf Dimmer unit - FNIP-6x2AD: Dimming control for 6 lamps http://www.p5.hu/images/manuals/FutureNow_FNIP-6x2AD_rev200215.pdf LED control unit - FNIP-12xPWM: PWM control with 12 channels to control 4 RGB or 3 RGBW LED light strips (or any combination) http://www.p5.hu/images/manuals/FutureNow_FNIP_12xPWM_rev030715.pdf