9w,

SERIES 5566 – It is ONLY compatible with the SAME SERIES version. e.g. the Barrina 5566 Series linear lights CAN NOT be connected with the 5568 series linear lights, can be connected with 5566 Series ONLY.
Seamless Connection – Barrina linear lights adopt the international invention patents to make the lights link seamless easily, which makes your application feel more beautiful and comfortable
Dimmable and Color Changeable – With stepless dimming (Brightness from 10% to 100%) and color adjustable (From 3000k to 6000k), this LED linear light meets all your needs