3. Time delay switch, the number of segments can be set at will. 1. You can use the APP to control and adjust the color and brightness of the light strip through smart Bluetooth. 2. Built-in 100 kinds of jump modes, DIY mode, iris running water mode, meteor mode, on/off curtain mode, music mode. 4. It can be equipped with a 2.4G wireless remote control, the distance is and more stable. (2.4G remote control not included) 5. The color and dynamic effect of each dot can be set freely, the color can be selected as color block gradient or mixed gradient.6. The visible distance is up to 40 meters, the signal is stable, the power consumption is low, and it is easy to use.