You can download the APP by scanning the QR code on the manual (support Android or iOS system). 【50W Powerful RGB Photography Lighting】GreatLPT Gr-RGB 308APC RGB LED Video Light Kit consists of 308pcs premium lamp beads, provide constant 50W illumination, no flicker and color shift, color temperature 2500K-8500K adjustable and brightness 0~100% adjustable.
eBay