Fine workmanship and stable performance.Automatic control, saving energy.High sensitivity and strong practicability.Durable in use.Used in corridors, toilets, warehouses, stairs, etc.Type: ControllerVoltage: DC12V-24VChannel: 28 channelsWattage: 15W per step 420W for all stepsFunction: Adjust mode/brightness/delay time/speedApplication: Control Stair Light Barmaterial: plasticcolor: WhitePackage Contents:1 x Controller2 x Sensing Cable2 x Extension Cable1 Cable1 x Screwdriver2 pair Screw Kits2 x Snap Fixing KitOnly the above package content, other are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.