This product is an e-ink photo frame with an onboard ESP32-S3 microcontroller that supports Wi-Fi and BLE dual-mode communication. It features a 7.3-inch e-ink display and extremely low power consumption, making it suitable for portable devices and long-lasting battery life. It also integrates a real-time clock (RTC), an SHTC3 temperature and humidity sensor, a micro-SD card slot, a low-power audio codec chip, and lithium battery charge and discharge management circuitry. Due to different batches, there may be differences in product appearance, color, and printed text, which not affect the use. Color: As Shown Material: Wood Package Contents: 1 x E-ink Screen Kit 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.