They use a TM1637 LED driver and take 5 V. The height of the digits is 0.36” or 9.1 mm.
0.56''Inch TM1637 4Bit Digital LED 7Segment Clock Tube Display For Arduino Green
???????? 2pcs 1.8” inch 46mm 7-segment LED display with decimal point, large, big
????????2pcs 1.8” inch 46mm 7-segment red LED display with decimal point, large, big
30 x 100uf 16V PHILIPS 036 Vintage Capacitors
7 Segment Display 58 635 2 Filament Vacuum Display Tube 1970s Job Lot 5x - NOS
3pcs VFD Display Futaba 5-BT-11Z Vacuum Fluorescent Display 5 Digit VFD Green
