protocol detector related key programmer & protocol detector related OBD2 Tools

OBDII Protocol Detector & Break Out Box

Item No. COBD21789 OBDII Protocol Detector & Break Out Box mainly used car OBD line signal judgment and signal transfer. Using car fault diagnosis instrument can quickly determine car OBD signal receiving. Signal may not meet angle can take other signal transfer angle. Application is very convenient and solve risks across the line.