{"title":"4-Digit Display","handle":"4-digit-display","url":"/products/4-digit-display","description":"A simple 4-digit LED display module with a 2-wire serial interface (CLK and DIO), making it easy to add numeric readouts to micro:bit, Arduino, and other microcontroller projects. The module operates at 3.3V or 5V and requires just four connections: CLK, DIO, VCC, and GND.\n\nKey Features\n\n\n4-Digit LED Display – Clear numeric readout for counters, timers, and sensor values\n\n2-Wire Serial Interface – CLK and DIO pins for simple communication\n\n3.3V / 5V Compatible – Works with micro:bit, Arduino, and other common boards\n\nEasy Wiring – Only 4 pins: CLK, DIO, VCC, and GND\n\n\nPinout\n\n\nCLK – Clock input\n\nDIO – Serial data input/output\n\nVCC – 3.3V or 5V power supply\n\nGND – Ground\n\n\nIdeal For\n\nmicro:bit projects and classroom activities\nCounters, timers, and scoreboards\nTemperature and sensor readouts\nArduino and general microcontroller projects\n\n\nPackage Contents\n\n1× 4-Digit LED Display Module\n","vendor":"Little Bird","product_type":"physical","in_stock":true,"options":[],"variants":[{"id":4266,"title":"Default Title","sku":"LB-LR0214-33","price":7.98,"on_sale":false,"in_stock":true,"available_quantity":20,"option1":"Default Title"}]}