The volumetric smart led troffer light is one of Topband's hot seller. 2'*2' and 2'*4 sizes for optional. The soft, glare-free and ambient lighting is suitable for office, making occupants concentrating on their work. 

PIR sensor and daylight sensor are embedded into LED troffer light to save energy. Work with Topband smart wireless lighting control system. Wireless bluetooth switch is provided. It can control the LED troffer from the wall or on the desk.