400 x 300pixels No backlight required Based on for interface design Made of high-quality materials Applicable to for series motherboards, with onboard headers, can be directly connected Working voltage: 3.3V/5V Resolution: 400 x 300pixels Communication interface: 3-wire SPI, 4-wire SPI Local refresh: None Refresh power consumption: 26.4mW (typ.) Dot pitch: 0.212x0.212mm Display color: red, black, white Grayscale level: 2 Viewing angle: 170 Global refresh: 15S The product appearance and printed words depending on the batch, but this does not affect use Colour:As Shown Material:PCB Package Contents: 1 x E-Ink Display 1 x Screw Pack Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.