Switchmate is fixed onto existing light switches using a magnetic fastener . The device acts like a 'robotic finger ' when controlled using a mobile phone . It can be programmed to turn on and off lights in the same way as an ordinary switch, but it also has its own unique set of instructions that allow it to recognise which button should go Developers say it is more versatile than smart lightbulbs currently on offer . However , the device can not currently be used to control dimmer switches .
Switchmate is fixed onto existing light switches using a magnetic fastener . The device acts like a 'robotic finger ' when controlled using a mobile phone . It can turn lights at set certain times and even detect when you are nearby . Developers say it is more versatile than smart lightbulbs currently on offer . However , the device can not currently be used to control dimmer switches .