Stair Light Controller Overview The Stair Light Controller is a fully automatic, low voltage lighting solution for stairs. It supports up to 16 stair lights and provides easy setup, adjustable speed and brightness, motion sensing, and safe operation with a stable DC output. Setup and configuration Long press the Number button to set the number of stair lights. Short press to select the set stair lights. Blue LED indicates serial number setting. Continue pressing until all lights are on; the controller supports up to 16 lights. Long press again to confirm the selection. Speed and brightness adjustment Press the speed button to adjust the lighting speed. The red indicator shows the current speed. The controller offers 12 adjustable speed settings. There are 4 adjustable brightness settings to suit different scenes and ambient light. Automation and sensing Fully automatic operation: the lights turn on when movement is detected on the stairs. When movement ceases, the lights turn off automatically, helping to save energy. Safety and compatibility Antileakage design for safe use. Compatible with DC 12V to 24V power supply and provides a stable output. Applications and scenarios Home stairs: convenient and safe night navigation without manual operation. Small office or stairways: automatic path lighting that reduces energy use and improves accessibility. Apartment entryways or public stairwells: automatic illumination for safety and efficiency in lowlight conditions. Technical highlights Maximum lights controlled: 16 Input voltage: DC 12V24V Light control: automatic on/off with motion sensing Speed levels: 12 Brightness levels: 4