0.56" LED 4-Digit Display (D4056A) Module w/Decimal Point for Arduino

The module is based on a decimal point display module, it displays four digital tube (0.56 inches), and driver IC is TM1637, only two signal lines can make MCU control four Digit 8-segment LED. Can be used to display decimal, letters and so on. The features are as follows:1. 4 digit red alpha-numeric display2. 8 adjustable luminance levels3. Power Supply should be 3.3~5.25VDC4. Interface level can be 5V or 3.3V5. 4 screw mounting holes whose diameter is 2.2mm6. A product for Arduino that works with official Arduino boardsGeneralModel4-Digit Display v1.0Quantity1 pieceMaterialPCBSpecificationScreen TypeLEDWorking Voltage -VEnglish Manual / SpecYesDownload Link http://m5.img.dxcdn.com/CDDriver/CD/sku.317103.zipPacking List1 x 4-Digit Display v1.0Package Weight:0.023kg (0.051lb)Package Size:8.3cm x 4.3cm x 3cm (3.15in x 1.57in x 1.18in)