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This is a raw display, for easy testing and comparing, please consider the one with driver board: 3.7inch e-Paper HAT
- 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/Arduino/STM32)
3.7" e-Paperpartial refresh support, low power, wide viewing angle, paper-like effect
Ideal for price tags, shelf labels, industrial instruments...
Features at a glanceSpecificationsoperating voltage 3.3V grey scale 4 interface 3-wire SPI, 4-wire SPI partial refresh time 0.3s outline dimensions 54.9 × 93.3 × 0.78mm full refresh time 3s display size 47.32 × 81.12mm refresh power 50mW (typ.) dot pitch 0.169 × 0.169mm standby current <0.01uA (almost none) resolution 480 × 280 pixels viewing angle >170° display color black, white Advantages of EINKE-paper display utilizes microcapsule electrophoretic technology for displaying, the principle is: charged particles suspended in clear fluid will move to sides of microcapsule when electric field is applied, making the microcapsule become visible by reflecting ambient light, just as traditional printed paper.
E-paper display will clearly display images/texts under lamplight or natural light, requires no backlight, and features nearly up to 180° viewing angle. It is usually used as e-reader due to its paper-like effect.
Application examplesSuitable for price Tags, asset/equipment Tags, shelf labels, conference name tags...
Outline dimensions
