Features: MCU: ESP32 FLASH: 4MB Support TF card Bus Interfaces: UART, SPI, I2C, CAN, I2S, SDIO Wireless Connectivity: Wi-Fi: 802.11 b/g/n, Bluetooth 4.2+BLE Onboard Buttons: RST + BOOT WS2812 RGB: GPIO04 USB to TTL chip: CH340K POWER: DC 5-12V CAN + RS-485 Pin CAN: TX1027, RX1026, SE1023 RS-485: TX1022, RX1021, SE1019, EN1017 Specifications: MCU: ESP32 FLASH: 4MB Support TF card Bus Interfaces: UART, SPI, I2C, CAN, I2S, SDIO Wireless Connectivity: Wi-Fi: 802.11 b/g/n, Bluetooth 4.2+BLE Onboard Buttons: RST + BOOT WS2812 RGB: GPIO04 USB to TTL chip: CH340K POWER: DC 5-12V CAN + RS-485 Pin CAN: TX1027, RX1026, SE1023 RS-485: TX1022, RX1021, SE1019, EN1017 Note: Please allow 0-1 cm error due to manual measurement. Please ensure you are comfortable with this before purchasing. Due to differences in monitor displays, the image may not reflect the actual color of the item. Thank you. Package Includes: 1 x T-CAN485