Heltec Wireless Paper (v1.1) Wi-Fi LoRa BT 902-928 Mhz

Wireless Paper is an E-Ink development kit with multiple wireless drive methods. Collaborate with the sample programs and development tools we provide, users can operate the display via Bluetooth, Wi-Fi and LoRa. This board is equipped with a default 2.13-inch black and white E-Ink display screen, continuous display for 180 days after power outage. It can be used to develop applications such as electronic tags and identity tags. Main Features LoRa band 902-928 Mhz ESP32-S3FN8 + SX1262 Chipset, device can be driven via Wi-Fi, BLE and LoRa; Default 250 x 122 pixels black-white display, it can also be used to drive E-Ink screens of other sizes; High contrast, high reflectance, ultra-wide viewing angle; Low power consumption, 20uA in deep sleep; Internal integrated display screen refresh page function, users can drag and drop BMP images to achieve refresh; Operation condition: 0~50℃, 35~70%RH; Onboard USB-UART bridge, facilitate user secondary development.