Price: $27.77

This display module consists of four high-quality 0.40” seven segment LED displays that are driven through an SPI interface. It is based on MAX7219 display driver IC, which provides an easy 3-wire serial interface to receive display data from a host microcontroller.


  • Based on MAX7219 display driver
  • SPI interface (3 pins)
  • Operates at +5V supply
  • Individual control of all digits and decimal points
  • Display brightness control through software
  • Dimensions 1.95″ x 1.4″ (50mm x 36mm)
  • High quality LTC-4727JS display (0.40") module that emits bright yellow light
  • Colon segments for displaying time (MM:SS or HH:MM)
  • Fully assembled and tested board

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