OPEN-SMART 0.56" Blue LED 4-Digit Display Module with Decimal Point

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 4-digit 7-segment LED display. Can be used to display decimal, letters and so on.The features are as following:1. 4-digit blue common anode display2. 8-level adjustable luminance levels3. Power supply should be DC 3.3~5.25V4. Interface level can be 5V or 3.3V5. 4-screw mounting holes whose diameter is 2.2mm6. Works with official Arduino boards GeneralBrandOPEN-SMARTModel4-Digit Display v1.0Quantity1 pieceMaterialPCB + PlasticSpecificationScreen TypeLED Digital TubeScreen Size0.56 inchResolutionOthersWorking Voltage 3.3~5.25VWorking Current80mAEnglish Manual / SpecYesDownload Link http://pan.baidu.com/s/1kT6xZyJPacking List1 x 4-Digit Display (0.56inch)Package Weight:0.023kg (0.051lb)Package Size:8.3cm x 4.3cm x 3cm (3.15in x 1.57in x 1.18in)