Features: MCU: ESP32 . FLASH: 4MB. Support TF card. Bus Interfaces: UART, SPL, 12C-, CAN, 12S, SDIO. Wireless Connectivity: Wi-Fi: 802.11 b/g/n,BRV4.2+BLE. Onboard Buttons: RST+BOOT WS2812 RGB: GPI004. USB to TTL chip: CH340K . POWER: DC5-12V. CAN+RS-485 PIn. CAN:TX-1027RX--1026SE-1023. RS-485:TX--1022RX-1021SE--1019EN--1017. Specifications: MCU: ESP32 FLASH: 4MB Support TF card Bus Interfaces: UART, SPL, 12C-, CAN, 12S, SDIO Wireless Connectivity: Wi-Fi: 802.11 b/g/n,BRV4.2+BLE Onboard Buttons: RST+BOOT WS2812 RGB: GPI004 USB to TTL chip: CH340K POWER: DC5-12V CAN+RS-485 PIn CAN:TX-1027RX--1026SE-1023 RS-485:TX--1022RX-1021SE--1019EN--1017 Note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package Includes: 1 X T-CAN485