... DescriptionParameterSupply voltageAC220V DC12V~DC24V / DC48V (optional) Frequency50Hz ~ 60Hz IP ProtectionIP65 Power consumption12W Luminous intensity>45cd Visual distance >6Km (AT=0.85 ... Stream Date: Aug. 15, 2008Applications: High building, tower, crane, high chimney, lighthouse, high voltage cable tower, oil well, etc.Standard: MH-T 6012 ...