Color: As shown in the First image. Quantity and size : As shown in the title or description. Wifi Smart Wall Touch Light Switch, Remote Control Work With Alexa Features: 1.Smart App Remote Control:Conveniently Control Your Lights and the Backlight Indicator with the Free Mobile "Smart Life"phone App No Matter Where You Are.(Compatible with Android&iOS.)Also,you May Easily Share It with Your Family to Control Your Lights Together with Smart App 2.Hands-FreeVoice Control:Compatible with Amazon Alexa and Google Home For Easy Voice Controlwhen Your Hands Are Not Free,providing Your Smart Life with Much More Convenience 3.Simple Touch Control:With Theslightly Changed Appearance As a Traditional Switch,it's Just Okay For Us to Simply touch Control with Our Hands,which Fits For the Old So Much.Besides,the Capacitive Touch Sensing Really Feels Good and is compatible with Any Decoration Styles Attention: This Smart Switch Requires a Neutral Wire in Your Switch Boxes to Operate Correctly.Also,the Device Only Supports 2.4G Network.Please Don't Connect to a 5G Network or Hybrid Network Packing Listing Smart Glass Panel Touch Switch(1Pack) 2*Screws Quick Installation Guide