{"title":"3-Wire LED Module 8 Digital (Arduino Compatible)","handle":"3-wire-led-module-8-digital-arduino-compatible","url":"/products/3-wire-led-module-8-digital-arduino-compatible","description":"An 8-digit serial LED display module that uses an SPI (3-wire) interface, requiring only three I/O pins from your Arduino or microcontroller. Multiple modules can be daisy-chained together for longer displays. The flicker-free design ensures a clean, stable readout.\n\nKey Features\n\n\n8-Digit Display – Red 7-segment LED digits\n\nSPI Interface – Only 3 wires needed (data, clock, latch)\n\nDaisy-Chainable – Link two or more modules in series\n\nFlicker-Free – Stable, clean display output\n5 V Operation\n\n\nSpecifications\n\n\nPower Supply: 5 V\n\nDigital Bits: 8\n\nLED Colour: Red\n\nInterface: SPI (3-wire)\n\nDimensions: 122 × 20 × 12 mm\n\n\nIdeal For\n\nCounters, clocks, and score displays\nSensor data readouts\nArduino and microcontroller projects needing numeric output\n\n\nPackage Contents\n\n1× 8-Digit Serial LED Display Module\n\n\nResources\n\nDFRobot Wiki\n","vendor":"DFRobot","product_type":"physical","in_stock":true,"options":[],"variants":[{"id":9397,"title":"Default Title","sku":"DF-DFR0090","price":18.85,"on_sale":false,"in_stock":true,"available_quantity":82,"option1":"Default Title"}],"documents":[{"title":"Supplier page — dfrobot.com","type":"supplier_description","type_label":"Supplier Description","url":"https://littlebirdelectronics.com.au/rails/active_storage/blobs/redirect/BAh7BkkiC19yYWlscwY6BkVUewdJIglkYXRhBjsAVGkD%2FSEBSSIIcHVyBjsAVEkiDGJsb2JfaWQGOwBG--e1a8fd8496bf2e4356ef2cd8179f80ab60e984c0/3-wire-led-module-8-digital-arduino-compatible-dfrobot-com-2026-05-13.pdf","link":false,"file_extension":"PDF","file_size":470448,"description":"Snapshot of https://www.dfrobot.com/product-374.html (captured 13 May 2026)"}]}