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For Your Every Summer RSVP, with Code: SUMMER15
Description
Waveshare 4.2 inch 400x300 E-Ink Display Module, SPI InterfaceOverview 1. This is an E Ink display module, 4. 2inch, 400x300 resolution, with embedded controller, communicating via SPI interface. 2. Due to the advantages like ultra low power consumption, wide viewing angle, clear display without electricity, it is an ideal choice for applications such as shelf label, industrial instrument, and so on. Features 1. No backlight, keeps displaying last content for a long time even when power down 2. Ultra low power
Overview1. This is an E-Ink display module, 4.2inch, 400x300 resolution, with embedded controller, communicating via SPI interface.
2. Due to the advantages like ultra low power consumption, wide viewing angle, clear display without electricity, it is an ideal choice for applications such as shelf label, industrial instrument, and so on.
Features
1. No backlight, keeps displaying last content for a long time even when power down
2. Ultra low power consumption, basically power is only required for refreshing
3. SPI interface, for connecting with controller boards like Raspberry Pi/Arduino/Nucleo, etc.
4. Onboard voltage translator, compatible with 3.3V/5V MCUs
5. Comes with development resources and manual (examples for Raspberry Pi/Arduino/STM32)
Specifications
1. Operating voltage: 3.3V~5V
2. Interface: 3-wire SPI, 4-wire SPI
3. Outline dimension: 103.0mm × 78.5mm
4. Display size: 84.8mm × 63.6mm
5. Dot pitch: 0.212 × 0.212
6. Resolution: 400 × 300
7. Display color: black, white
8. Grey level: 2
9. Full refresh time: 4s
10. Refresh power: 26.4mW(typ.)
11. Standby power: <0.017mW
12. Viewing angle: >170 degree
13. Weight: 0.052 kg
Interface
1. SYMBOL: DESCRIPTION
2. VCC: 3.3V~5V
3. GND: Ground
4. DIN: SPI MOSI pin
5. CLK: SPI SCK pin
6. CS: SPI chip selection, low active
7. DC: Data/Command selection (high for data, low for command)
8. RST: External reset, low active
9. BUSY: Busy status output, low active
Package contents
1. 4.2inch e-Paper Module x1
2. PH2.0 20cm 8Pin x1
Specification:
| Package Weight |
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Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.6 ★★★★★
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Product Reviews
★★★★★ 5
5-Star Review: Sleek, Reliable, and Worth Every Penny!
Color: Gold, Color: Gold
I recently purchased this Citizen watch, and I'm thoroughly impressed! The design is sleek and modern, perfect for both casual and formal occasions. The Eco-Drive technology is a game-changer-no battery changes needed, just sunlight or indoor light to keep it running. The build quality feels premium, and the stainless steel band is comfortable yet durable. It keeps time accurately, and the dial is easy to read. For the price, this watch offers exceptional value and style. Highly
recommend it to anyone looking for a reliable, eco-friendly timepiece!
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Reviewed in the United States on February 11, 2025
★★★★★ 5
Quality
Color: Gold
Great a little loss on the wrist but, great. Happy with my choice. ☆☆☆☆☆
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Reviewed in the United States on May 26, 2026
★★★★★ 5
Muy cómodo y puedes llevar en cualquier ocasión
Color: Silver Bracelet, Black Dial, Color: Silver Bracelet, Black Dial
Demasiado cómodo
Muy lindo y puedes usarlo todo el tiempo una de mis mejores compras puedes llevar lo mismo de dos q de noche
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Reviewed in the United States on May 30, 2026
★★★★★ 4
Good watch
Color: Gold
Nice looking watch and works well
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Reviewed in the United States on July 7, 2025
★★★★★ 5
Buena calidad
Color: Gold
Espectacular, lleva muchos meses de uso diario, incluso hasta duerme mi esposo con él y no ha cambiado de color y su funcionamiento está perfecto
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Reviewed in the United States on March 12, 2026