Traffic signal lamp 1.Operating voltage:DC12V 2.3,with ISO9001, ROHS 3.Life time 100.000 hours This kind traffic solar led signal lamp's operating time is 100.000 hours. Its flashing rate arrival 60 times/minControl way: digital programme, lights controll, automatically switch on/off, can be adjustedAvailable in blue, red, amber, white and greenCan be ordered in flash patternsAutomatically turns ...