2 major control methods,APP/2.4G remote control, switch as you like Support up to 600 conventional return-to-zero code three-channel single-line LED driver ICs; Built-in multiple music effects, dynamic effects, support effect pause, support brightness, speed, direction and effect length adjustment; Support music collection methods such as mobile phone microphone, player streaming and onboard microphone; Support dynamic effect collection, and loop playback of collection list;<br><br>Hign-concerned Chemical:None Voltage:5-24V Remote Distance:30M Item Type:RGB controler Support custom effects Support multiple power on and off animation effects Support calibration channel sequence and timing switch Support OTA firmware upgrade Colour:As Shown Material:Plastic<br><br>Package Contents: 1 * LED Controller<br><br>Only the above package content, other products are not included. Note: Light reflection 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.