LED RGB lighting system with extensional modules With Cololight coming, now it is possible for you to become a lighting designer to create pleasant ambience through a simple smartphone App. Whether for relaxing mood lighting in the living room, or exciting party lighting at the bar , varied lighting is the visual focus for almost any purposes. Cololight empowers you to create customized lighting design with the innovative extensional system. You may plug the modules together to create a small figure, a sign or just large area with hundreds modules, and split them later to reshape into any other patterns you like. Get Cololight now and start your new atmosphere lighting adventure right away Click the above picture to watch the introduce on Yutube ! This Smart Light needs to be used in conjunction with Cololight APP Model: ;LS166A3 ; 3 combos set Material Front PanelABS OthersABS+PC Connection: Wi-Fi (2.4 Ghz) Power supply: USB 5V Recommended number of modules per USB adapter: 5V USB adapter with 1A: up to 10 modules Every 10 more modules need another 1A power supply Unit number upper limit per controller: 255(adequate power supply required) Compatible with Amazon Alexa: Yes Compatible with Google Home: Yes USB adapter included: No Operating temperature: -5C - 45C Operating humidity: 5%~90% Operating environment: For indoor use only Number of LEDs per module: 19 RGB LEDs USB cable length: 100cm Usage: Night Light, Party Lighting, Indirect Mood Lighting, Wall Lighting Best for Christmas gift, Birthday gift, bar light, company logo and any symbol that you would like App Features App upgrade: Yes Firmware upgrade: Yes Group control: Yes Light effect changing with music: Yes Mobile remote control: Yes - Registration required Timer ON/OFF: Yes Voice control through Amazon Alexa/Google Home: Yes Switch ON/OFF: Yes Dimmable: Yes Language support: English, German, Japanese, Simplified Chinese Selection & Customized colors: Yes Selection & Customized playing methods: Yes Selection & Customized dynamic effects: Yes Package Contents : 1x controller unit ;PRO 3x Cololight 2x connector 1x plastic base Product and Accessory size: Cololight86*74.5*30.5mm Controller Unit73.1*45*8.9 mm Plastic Base168.2*63.1*23mm Connector23.1*17.5*9mm Product and Accessory weight: Cololight52.5g Controller Unit30g Plastic Base35.5g Connector2.6g