ITEM NAME:4 Pcs 0.54" 4 Digit Segment Tube LED Display Module for Arduino I2C Matrix Description: - This version of the LED backpack is designed for two dual 14-segment "Alphanumeric" displays. - These 14-segment displays normally require 18 pins (4 'characters' and 14 total segments each) . - This backpack solves the annoyance of using 18 pins or a bunch of chips by having an I2C constant-current matrix controller sit neatly on the back of the PCB. - The controller chip takes care of everything, drawing all the LEDs in the background. Specification: - Selling Points: LED display I2C control 2 - line control. - Size: approx. 50.7 x 28.4 x 12.4mm / 1.99 x 1.12 x 0.49inch Package Included: 4 Piece Digital Tube LED Display Module Note: Please allow 1-3mm error due to manual measurement..4 Piece Digital Tube LED Display Module. Photo color might be a little different from the actual product due to color display of different monitors. - Size: approx.
