you miss any device out when your list of devices continues to grow? For example, USB small devices like LED light strip, USB desktop fan, USB desktop lamp, USB water pump and more. Today, introduces a USB smart adaptor with 5V input and output that makes your USB devices smart as as provides and security when you charge USB devices. Connect your USB devices with it and you will control connected USB devices via eWeLink APP or and Google Home. small size as your USB power adaptor, easy to take it anywhere around the world to charge. size: 45 x 30.5 x 26mm Material: PC colour: White Package Contents: 1 x Wireless USB Smart Adaptor 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 a little different from the real thing. The measurement allowed error is +/- 1-3cm.