Remote Control via APPeWeLink APP allows you to control SONOFF Basic R2 smart switch with a simple click via iOS & Android smart phone, without distance limitation. You can also track the real-time status of devices at any time. Note: The router must be 2.4GHz (5.0GHz WiFi is not supported) Automatic ControlBy presetting timers on the eWeLink app, a light can be automatically turned on/off at the set time. Automate your appliances via single/repetitive/countdown timers. Smart ScenarioYou can create smart scenarios so that one SONOFF device can turn on/off another or gather multiple devices into a group and control them together. Hands-Free Voice ControlSONOFF Basic R2 WiFi Switch is compatible with Amazon Alexa (Amazon Echo/Echo Dot) and Google Home Assistant. It allows you to use your voice to control household appliances and enjoy a hands-free experience.