Four lines of twenty characters, blue backlight, and - importantly - an I2C backpack soldered on, so it costs you two pins instead of six. Unbeatable for status readouts you want legible across a room.
Specifications
| Characters | 20 x 4 |
| Backlight | Blue with white text |
| Interface | I2C (0x27 default) |
| Contrast | Trimmer on backpack |
| Operating voltage | 5 V |
