Each ambulance shall carry the following equipment and supplies: Two C cell or larger, portable hand-lights; One A-B-C rated fire extinguisher of at least 5 pound capacity, securely mounted in a location that is readily accessible to the crew; One 40-channel UHF two-way radio, with the tone codes necessary to communicate with online medical control in Maryland; One two-way radio or cellular telephone that will properly communicate between the ambulance and the ambulance service dispatch center which may be the same radio referenced in §C of this regulation; For ground ambulances, three U.S. Department of Transportation approved reflective road hazard triangles; No Smoking signs in both the patient and driver compartment mounted in a location that is clearly visible to vehicle occupants with letters at least 1 inch tall and 3/4 inch wide; and One copy of the Maryland Medical Protocols for EMS Providers.