4 Bits TM1637 Red Digital Tube LED Display Module With Clock for Arduono

product description Product Features The module is a 12-foot clock, 4-point, positive-going digital (0.36-inch) display module driver IC TM1637 with only two signal lines that enable the four 8-segment LEDs Male red showing four digital tubes 5V or 3.3V level control interface 4 M2 screw holes for easy installation Adjustable digital tube 8 gray product description 4 digital display interface module as shown below: Control Interface: A total of four pins (GND, VCC, DIO, CLK), GND ground, VCC for the power supply, data input and output pins DIO, CLK for the clock signal pin; Digital tube: 4 ordinary anode score points, 0.36 inch LED, red highlights; Positioning hole: four M2 screw positioning hole diameter of 2.2mm, positioning the module easy to install, to achieve the combination of modules; . Product Details Product Size: 0.2 x 0.2 x 0.2 inch; 0.16 oz Shipping Weight: 0.2 oz