Jenngaoo

Yellow 3.5 Inch E Paper Display Module Electronic Ink 384x184 Pixels Red Black White SPI Interface for eReaders Solar Projects

Compact High-Resolution Display--- This 3.5 inch E Paper module features a 384x184 pixel resolution with 0.2075mm pixel pitch, delivering text and basic graphics in a space-efficient design. Its compact size (91.75x45.03mm) makes it ideal for integration into portable electronic devices where display clarity is essential without consuming valuable space. Ultra-Low Power Operation--- Utilizing electronic ink technology, this display only consumes power during screen refresh cycles (15-20 seconds) and maintains content without additional energy draw. Perfect for battery-powered applications like portable readers, IoT devices, and solar-powered projects where extended operation between charges is critical. Multi-Color Visual Presentation--- Display content in four distinct colors (red, yellow, black, white) using a 2-bit grayscale system. The color variation enhances information hierarchy and visual appeal, suitable for showing notifications, simple graphics, or data charts with improved readability and user engagement. Viewing Experience--- Features a wide 170-degree viewing angle with anti-glare coating, ensuring clear visibility in various lighting conditions including bright sunlight. This makes the module suitable for both indoor and outdoor applications where readability from multiple angles is important. Simple SPI Interface Integration--- Equipped with a standard SPI communication interface for straightforward connection to microcontrollers and development boards like or . The modular design requires minimal additional components, making it accessible for electronics hobbyists, educators, and product developers.