Square LED ceiling light Tetra with dimming and CCT functionWith its modern and at the same time simple design, the LED ceiling light Tetra fits into different environments. It can be used flexibly in the living area, in the kitchen or in the study, where it provides adequate lighting conditions thanks to its numerous functions. Most of the light is emitted towards the floor, but narrow notches at the four corners also allow light to be emitted to the sides.Tetra can be conveniently controlled with a smartphone or tablet via the free Lutec connect app. On the one hand, the luminaire can be dimmed and on the other hand, the light color can be varied from warm to daylight white. With the integrated Bluetooth mesh function, it is possible to network Tetra with other luminaires.Technical data/compatibility:- Control via the free Lutec connect app or remote control (not included)- Network protocol: Bluetooth MESH- Up to 100 luminaires can be networked, range up to 50 meters- White tones selectable (2,700 K-6,500 K) - Continuously dimmable- Selectable between preset scenes, luminaire groups can be created and managed- More flexibility with additional products: Remote control, Access box (for voice control via Google Assistant or Amazon Alexa), Smart Switch switch