USB Smart Adapter Design, compatible with all your USB adapters and USB cables Full open and full close function; the manual button and app can control all sockets and USB ports to open or close simultaneously Separate control function; each USB port can be individually controlled via the app Voice control capability; works with Alexa, Google Assistant, and Yandex supported devices for easy voice operation Portable mini design for convenient use and enhanced smart living Input: 512V Output: 5V 2.5A 12V 1A Maximum output power: less than 10W Wireless frequency: 2.4GHz Color: White Material: PC + ABS Specifications: 2 Gang Package Contents: 1 x USB Adapter 1 x English Manual Note: Light reflection and differences in display screens may cause slight variations in color between the image and the actual item. Measurement may vary by 13cm.