CAN-L431 is an Adapter Node based on ArudPilot AP_Periph firmware. With this board, you can easily utilize the ArduPilot driver library to convert ArduPilot supported GNSS, Compass, Barometer,Airspeed sensor, and GPIO based (PWM, Buzzer/LED notify) peripherals to DroneCAN bus peripherals. MCU: STM32L431xC, 256KB Flash CAN transceiver data rates up to 5 Mbit/s in the CAN FD fast phase 1x CAN, DroneCAN Protocol (2x GH-4P connectors in parallel) Colour:As Shown Material:PCB Size:26x26mm Package Contents: 1 * CAN-L431 board 1 * JST-GH-4P to JST-GH-4P 20cm silicon wire 1 * JST-GH-6P to JST-GH-6P 20cm silicon wire 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.