Features At A Glance No backlight, keeps displaying last content for a long time even when power down Ultra low power consumption, basically power is only required for refreshing Comes with development resources and manual (driver board circuit diagram, examples for Raspberry Pi/Jetson Nano/STM32)
Specifications
Operating Voltage: 3.3V
Grey Scale: 4
Interface: 3-wire SPI, 4-wire
SPI Partial Refresh Time: 0.3 s
Outline Dimensions: 54.9 × 93.3 × 0.78 mm
Full Refresh Time: 3s
Display Size: 47.32 × 81.12 mm
Refresh Power: 50mW (typ. )
Dot Pitch: 0.169 × 0.169 mm
Standby Current: <0.01uA (almost none) Resolution: 480 × 280 pixels Viewing Angle: > 170°
Display Color: black, white Part List 1. 3.7 inch e-Paper x1