... Consumption, working time 11 hours *Auto Adjust PAL or NTSC CCTV Security Tester:White, Yellow, Cyan, Green, Pink, Red, Blue and Black color ... bar generation to allow technician video inspect SpecificationMODELST89A-4 CCTV Security TesterLCD adjust : Adjustable brightness, contrast, color of LCDSignal modeNTSC/PAL ...