4.3 Inch Wrist CCTV AHD and Analog Camera Tester (CT600AHD) Description: PAL/NTSC Auto Adapt for Analogue Cameras and AHD Cameras Support AHD 1080P/960P/720P and CVBS cameras Support 1ch Audio Test Support UTP cable test 5VDC output for mobile phone 12VDC output for CCTV Camera MINI USB Universal Charging Port Low Power Consumption Auto Sleep In 3 Minutes Without Signal Rechargeable Li-ion battery 3.7v, 2600mA replaceable. Power Output:Temporary Power Output 12V 1A DC