Adafruit 0.56 4-Digit 7-Segment Display w/ FeatherWing - White : ID 3109 : $10.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Tutorial – Arduino and Four Digit Seven Segment Display Module | tronixstuff.com
5pcs Common Anode 0.56" Inch 4 Digits 7 Seven Segment Clock Red Led Numeric Digital Display - Led Displays - AliExpress
Amazon.com: PATIKIL 0.36" 4 Digit LED Display Module, 5V 7 Segment Common Cathode LED Display Digital Tube for Electronic Driver Board 1.6 x 0.9 x 0.6Inch, Red : Industrial & Scientific
TM1637 0.56" LED Display 7-Segment 4-Digit Clock Module Digital Tube – diymore
keyestudio 4-digit LED Display Module TM1637 for Arduino
4 Digit 7 Segment LED Display – Addicore
0.4 inch 4 Digit 7 Segment Display | Seven Segment Display in Mumbai
LED Display 7 Segment 4 Digit 0.40 inch Common Cathode Super Bright