ITEM NAME:5V TJA1050 CAN Controller Interface Module Bus Driver Interface PCB Board Product Description Description: Feature: On board TJA1050 CAN controller interface chip; The common pins of the chip have been led out for convenient connection and use; Pin 5V power supply; Specification: PCB board size: 21 * 11mm/0.82*0.43'' Note: Please allow 1-3mm differs due to manual measurement. Due to the different display and different light, the picture may not show the actual color of the item. Thanks for your understanding. Included: 1 X TJA1050 CAN Controller Bus Driver Interface Module.PCB board size: 21 11mm/0.82 0.43". Due to the different display and different light, the picture may not show the actual color of the item. If item is defective after 3 months, you can still send it back to us.