YoLink Hub Required and included - YoLink Hub is the only central controller for YoLink devices, and it connects YoLink devices into the internet and the cloud. Without YoLink Hub, YoLink Smart Power Strip does not work with YoLink app and does not support 3rd-party integration with Alexa, Google Home and IFTTT. Safe & Reliable - ETL Listed & FCC Compliant and it is made of high-quality materials. Up to 8 outlets to meet all your need of a charge, AC plugs support 100~120V AC, 10A maximum load and USB Ports support 5V DC, 2.1A Current. Control from anywhere - turn on or off the power of your electrical items remotely via YoLink App on your smartphone or tablet (iOS 9 or higher, Android 4.4 or higher); you can set a countdown timer, create schedules, set up automation among YoLink Yoink devices; also share the device with family members. Works With Alexa & Google Voice Assistants: Supercharge your YoLink system by adding the YoLink skill to Alexa or Google Assistant. Control your YoLink devices by voice command (“Alexa, turn off the fan” – “OK!”) and control your YoLink devices as part of routines/automations that may include other, third-party, smart devices integrated with Alexa/Google. (YoLink Hub required, not included). World's Longest Wireless Range: Powered by LoRa technology, the long-range yet low-power system offers the industry’s longest receiving range in the market (1/4 mile). Our long-range coverage enables its use in areas challenging for most residential Wi-Fi systems, such as basements, outdoor porch/patio areas, sheds, free-standing garages, even remote outbuildings on your property.