Paterson Plastic Developing Tray for 16x20" Prints (White) Oben OB-1012 you can add a second

you can add a second board to route your microcontroller’s TX line to 16 device’s RX lines

Custom Cable Grommet

8 lb Box Dimensions (LxWxH) 21

22" (55cm) Extended Seat Height

MS PRO Duo Ultra II

Paterson Plastic Developing Tray for 16x20" Prints (White) Oben OB-1012 you can add a secondThis Paterson Developing Tray is constructed of a hard durable, chemical resistant plastic, and is available for all popular print sizes in 3 colors to help differentiate between chemicals under safelight conditions. This is a single white tray that is 16 x 20" (40. 6 x 50. 8cm ) in dimension, for prints sizes up to 16 x 20". The trays base design gives maximum economy of solution and easy print removal, with a convenient pouring lip for drip free