Even when they are turned off, your LEDs are using power. WLED lets you connect and control a Relay so that when your LEDs are off, they are REALLY off.

EDIT: Quindor pointed out that you CAN use 5v or 12v or even 24v on the EXT power supply terminals. That guy has thought of everything!

Amazon – Relay Board: https://amzn.to/3DlpNuX #WLED #PermanentHolidayLEDs #DigQuad #DigUno