Features:100% brand new and high quality.Terminal and DC power supply, compact size, easy to carry and operate.Through DC power out enables user to inspect; correct camera or confirm installation. It is convenient for communication and discussion with clients during installation process.Low power consumption, automatic power off, real-time display of battery level.With ADSL detection function.Specification:Material: Hardware & PlasticWeight: 512g/18.1ozModel: JSK-4300ACTVoltage & Plug: AC 220V EU PlugNew version 4.3" HD camera tester CCTV camera tester monitor 12V 1A output. Support 5MP/4MP AHD Camera Testing.Support TVI Cameras: 5MP, 4MP, 3MP, 1080P, 720P;Support AHD Cameras: 5MP, 4MP, 3MP, 1080P , 720P;Support CVI Cameras: 4MP, 3M, 1080P, 1.3MP, 720PAnalog cameras=video testing updated model.1. video tester Video System: NTSC/PAL Automatically recognizeVideo level: 1VPPDisplay screen: 4.3 inch LCD RGB 480 * 272 (QVGA) resolution, 64K colorScreen adjustment: Video display brightness, contrast, color saturation adjustable, LCD backlight brightness adjustableVideo input / output: 1 channel BNC Video IN2. HD AHD, TVI TestSD signal Format: NTSC,PALVideo signal: HD AHD,TVI,CVI,CVBSResolution: D1, 720P, 960P, 1080P, 3MP, 4MP, 5MPMAX Support 5MP, 4MP AHD 20FPS; 5MP 4MP TVI 20FPSSignal Level: 1Vpp3. 12V power outputPower output:Temporary power output 12V 1A D USBX1 5V1A output4. Audio testAudio test: Input audio signal, and played on the internal speaker5. Power supplyExternal power supply: DC 5V（2A）Battery-powered: Built-in 3.7V Li-polymer battery. Capacity 2600mAhCharge: Charge time 3-4 hours Battery power time 8 hoursPower saving features: Low power consumption, automatic power off, real-time display of battery level.6. System settings.Language settings: EnglishAuto power off: Disable / 5-60 minutes7.Cable testTest any two or more wire cable display connect sequence and remote number.LED Light: 1*35lm LED lightWorking environment and Specifications: -20℃---+70℃/30%-90%RPackage List:1 x HD AHD + TVI + CVBS CCTV Tester1 x AC / DC Adapter 1 x Power Output Cable 1 x Transformer1 x A / V Cable1 x Video Cable 1 x Data Line 1 x Wrist Strap.