Taidacent 5 Pcs Custom Segment LCD Module HT1621 LCD Driver Low Power Consumption 3.3V 5V Universal 4 Digit LCD Display for MCU (LCD Module)

- Segment LCD display module, driven by HT1621, ordinary single chip can be used directly. - Voltage 3.3V 5V can be optional, Default sent 5V - 3.3V power supply, please connect the jumper behind. - The actual delivery has no pin headers and no welding - Support Arduino