Broadlink 2018 New RM-Mini3 Black Bean Universal Remote Wi-Fi + IR Controller App Control Compatible with Alexa - Support 80,000+ IR Controlled Home Devices TVs, Air Condition, DVD CompatibilitySupport 80,000+IR (38KHz) controlled devices such as TV, Set-up Box, A/C, Personal Video Recorder, DVD, receiver and more. Supported devices library is constantly being updated by the cloud so your RM Mini3 is always compatible with newer devices. Large IR database that over 98% IR remote function. Option to program your devices features if certain cloud data is unavailable. APP ControlControl IR appliances with IHC App anywhere anytime. Set up timers to turn on/off appliances at a specific time or customize scenes with multiple devices. Turning your basic home devices into smart devices and making life smarter and more convenient. (Note: Please download the latest Broadlink App  Intelligent Home Center (IHC). The previous app Broadlink e-Control does not work with Alexa. The RM Mini3 only support 2.4 GHz Wi-Fi) Voice ControlCompatible with Alexa to voice control your TV, STB, Air Conditioner and Fans; Compatible with Google Home to voice control your Air Conditioner. Scheduling FeaturesEnable and schedule features on a daily basis and customizable for your needs. Tech Support & Warranty1-year warranty, 24/7 unlimited technical support and Video Guide are available on YouTube. <span class="a-text-bold">Supports 80,000+ IR controlled devices</span> (IR only, no RF, compared with RM Pro+), including your TV, STB, DVD, AC, Audio, PVR, etc. <span class="a-text-bold">Smaller but smarter:</span> create the timer and scene as you need. <span class="a-text-bold">Large IR (38kHz) database:</span> cover 98% IR remote function, update automatically on cloud. <span class="a-text-bold">Learning function: </span>learn your remote controller if appliance model is not available. Returning at late night, is it safe to open a room without light? I got home late due to unexpected overtime work. I am worried that my home electricity power has not been turned off during a long trip.