June 21, 2016 – Utilizing a 38W LED source, this panel from ABBLighting mimics the natural Kelvin changes of the sun throughout the day in a typical 2-in. x 2-in. troffer. With the wireless adjustable colour temperature driver, the kit can be controlled by a remote control, smartphone or tablet using an app or by the wall switch. The adjustable colour temperature range is 2700-6500K and it has a CRI of more than 80.