FeaturesSupport WiFi 4GHz 8011b/g/n wireless network.Support remote / local control through 2G / 3G / 4G WiFi networks.The main account can be share with other accounts. 24key remote controllerParametersInput Voltage DC5V~24VSize 65 x 35 x 12mmNetwork 4GHz WiFiApp DownloadSmart LifeSupport Mobile Android/IOSColor Adjustable RGBFunction Voice Control, APP Remote Control, Dimmable, Compatible with Amazon Alexa Echo Google Home AssistantController Tuya WiFi Smart controller + 24keys remote control (no battery)Where does this controller use?It can use in entertainment ,party,Wedding, bar,ballroom,cinema,Entertainment venue as.It can use in car,Advertising board,illumination,decoration TV backlight,computer backlight as.How to use it?Connect this wifi strip light controller to the LED light strip via the 4 pin connector, and also connect to power via the DC port with the power adapter of the light strip.Search "Smart Life" on your app store, or scan the QR code on User Manual to download and install it.Register your Smart Life account.Go to "smart life" app on your phone, click "Direct connect the device control", then you can control your led light strip via your phone.