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    ∑  Smart  lighting:  Control  lights  remotely  via  a  smartphone
                                                        app or voice assistants like Alexa and Google Assistant. For
                                                        example, Philips Hue and LIFX.

                        ∑  Smart  security systems:  Cameras,  motion  detectors,  and
                         smart locks provide real-time surveillance and remote access.
                         For example, Ring and Arlo.

                                                       ∑  Smart appliances: Refrigerators that track inventory, robotic

                                                        vacuums  that  clean autonomously,  and  connected  washing
                                                        machines for remote operation. For example, Samsung Smart
                                                        Fridge and Roomba Vacuums.

                        ∑  Voice assistants: Act as central hubs to control other smart
                         devices  using voice  commands.  For example,  Amazon  Echo
                         and Google Nest Hub.

                     IOT IN WEARABLE TECH
                     Wearable IoT devices collect and analyse real-time data to improve health, fitness and convenience.

                     Some examples include:

                                                       ∑  Smartwatches: Monitor heart  rate,  track  fitness,  receive
                                                        notifications and even detect falls. For example, Apple Watch
                                                        and Samsung Galaxy Watch.

                        ∑  Fitness trackers: Measure steps, sleep patterns and exercise
                         intensity  to  help users stay  active.  For  example, Fitbit  and
                         Garmin.

                                                                                     IoT and Smart Motions with Micro:bit  143

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