A SignalA visual display device which conveys instructions or provides prior warning of instructions regarding the driver’s authority to proceed. More or Element not considered Readable. A SignalA visual display device which conveys instructions or provides prior warning of instructions regarding the driver’s authority to proceed. More or Element may
become Unreadable in specific circumstances, for example at a particular
Distance from the SignalA visual display device which conveys instructions or provides prior warning of instructions regarding the driver’s authority to proceed. More, or in certain ambient lighting conditions.