Advanced Connectivity Options: This device seamlessly integrates Wi-Fi, LoRa, and BLE technologies, ensuring versatile and reliable communication options for applications, from tags to electronic shelf labels. High-Performance Display: Features a 2.13-inch Eink display with a resolution of 122x250 pixels, providing clear and crisp visuals. The low power consumption of the Eink screen makes it ideal for long-lasting display applications in retail and IoT. Robust Environmental Adaptability: Designed to operate effectively within a temperature range of 0 to 50°C and a storage temperature from -25 to 70°C. Its optimal storage humidity of 55±10% ensures durability and performance in diverse environments. Power Flexibility: Powered by a lithium battery or USB Type-C, offering multiple power supply options. This flexibility ensures that the device can be easily integrated into setups without worrying about power compatibility. Cutting-Edge Components: Utilizes the powerful ESP32-S3FN8 MCU and SX1262 LoRa chipset, enhancing its capability to handle complex tasks and providing substantial range for communication, suitable for both commercial and industrial applications. Color: As Shown Material: plastic Package Contents: 1 black and white electronic ink screen 1 set of accessories 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.