Hy5B 2.0 Installation Instructions March 06, 2020 16:14 Updated Hy5B 2.0 Vehicle Detector: MX4621 InstallInstructions_Hy5B2.0_MX4621_D0954.pdf 500 KB Download Related articles Hy5B Installation Instructions Hy5B User Guide Hy5B Vehicle Detector Spec Sheet Vehicle Detector School SlideDriver Programming & Operations Manual (all models)