2Pcs 4 Bits Digital Tube LED Display Module Board With Clock

2Pcs 4 Bits Digital Tube LED Display Module Board With Clock For Arduino Features: The module is a 10 foot with a clock point, with four common anode tube (0.36 inch) display module for driver IC 595, only two signal lines can make the MCU control 4 digit 7 segment digital tube. It has 24 hour timing error correction settings, can set every 24 hours error correction, setting range is -9 to 9 seconds. (Note: To make this effective, it must be 24 hours of continuous power) 4 display modes: A. display time; B. display data; C. display temperature; D. alternate display time, data and temperature. Specification: Size: 42 x 24 x 12 mm Temperature display range: -9 to 60C Temperature error correction setting feature, set the range: -5 to 5C Working voltage: 3.3V~5V. (Note: the lower the voltage, the lower the luminance, the lower the power consumption) Package included: 2 x LED display module board