JOY-IT DEBO MATRIXCTRL - Raspberry Pi - Shield for RGB LED matrix

"This RGB LED matrix controller is compatible with all Raspberry models from version 3. With its help you can control single LED panels whole video walls or display boards. For this purpose, the controller is able to control a ""matrix wall"" consisting of individual LED modules, which can consist of 3 rows of any width. The Raspberry Pi itself can also be supplied with power via the board. So only one power source is used in total, which simplifies the integration significantly. Function: Level converter from 3.3 V to 5 V to control up to 3 RGB LED matrix rows Passive and active cooling: aluminum heat sink and a 25 x 25 mm fan Special features: can power the Raspberry Pi Compatible with: Raspberry Pi 3A/B/A+/B+, 4B, 5B Dimensions: 65 x 56 x 26 mm Scope of delivery Expansion board, heat sink, active fan, 2 spacers, 6 screws and nuts, 4 washers and 2 jumpers"