... .5"LCD Screen Multifunction Stest-895 CCTV Testerand 12V DC camera power supply optical power meter PTZ tester Cable ... Fiber Optic Patch Cord , etc.Digital Multimeter, performs AD/DC Voltage, AC/DC Current, Resistor, Conductivity, Capacitor and Diode test.DC12V power ... -70~+10dBmDisplay Resolution0.01dBDigital MultimeterReading range-6600~+6600AC/DC Voltage0-600V Auto/Manual ranging, 0.1mV resolutionAC ...