Product name: 32-channel stair sensor Voltage: DC12V/DC24V Power: 400W MAX Channel: 32 (set to 1-32 step) Sensors: 2 Pir Sensor Product function description: 1. Press the key quickly to adjust the speed of the light strip. There are four gears (60 seconds, 45 seconds, , 15 seconds) 2. Press and hold the key for 5-6 seconds to enter setting mode. *Long press the switch to set the first step stairs, *Short press the switch a second time to set the second step stairs, *Short press the third time to set the third step stairs, and so on. 3. After the operation is completed, press and hold again for 5-6 seconds to automatically save the corresponding settings. Colour:Photo Color Material: ABS Package Contents: 1 x Stair LED Motion Sensor Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.