2Pcs 0.54 HT16K33 4 Bit Digital Tube LED Display Module I2C IIC Emerald Green
This is a 4-digit green LED display module. It operates via I2C communication, utilizing only 2 IO ports for significant resource savings. The module is driven by the HT16K33 control chip, ensuring broad compatibility with most microcontrollers. It requires a 5V operating voltage (using 3.3V will lead to a dimmer display). The default I2C address is 0X70. The digit height is 0.54 inches.
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