Firstly, life-long Low voltage DC LED lamps the most energy efficient, reliable and safe LED product on the market. Secondly, flicker-free operation and deep dimming with smooth transition from 100% to 0.1% of light output. Thirdly, unique Bluetooth control with enhanced connectivity distance up to 200 feet, and access to multiple dimmers simultaneously. Finally, free Luxera application available fromWith the simple installation of our App, LUXERA Smart Switch presents a unique dual synchronization between the Wall Switch itself and your smart device. As you control the dimming level on your device, the Wall Switch dial moves in the precisely same manner as the image displayed on your device.