1、SUPPORT FOR VGA INPUT: The display of this multi functional CCTV tester supports VGA input and HD display interface input. You can use a monitor and DVR to work together conveniently and quickly. 2、4.3IN DISPLAY SCREEN: The CCTV test monitor has a mini 4.3in display screen, which is protected by film and rubber on both sides, allowing you to use it in different environments. 3、EASY TO USE: A mini CCTV monitor suitable for CCTV systems can ensure that you complete your work faster and better. Large capacity batteries can make CCTV monitors work for a long time and are easier to replace. This monitor has a 12V DC power output, and in cases where it is difficult to provide independent power, you can power the camera separately. 4、POWERFUL FUNCTION: The tester can perfectly test up to 8MP AHD cameras, for TVI cameras, and for CVI cameras, making it perfect for upgrading old CCTV analog signal systems. The CCTV tester also supports UTP cable testing, 5、EASY CARRYING: Comes with a small size and a light weight as well, easy to carry the tester around for convenient use. Item Type: 4.3in CCTV Tester Material: ABS Display Screen: 4.3TFTColor LCD Pixel (Resolution): 480RGB (H) X272 (V) Output: Image X1 (BNC connector) Output: Color bar signal output Power DC Output (supports general photography lens power, maximum current 800mA) DC12V 1A Power Output Function: The video surveillance tester has designed a 12V 1A power output port specifically for the power supply of the camera, providing temporary power supply for the camera Audio Testing Function: The audio testing function of the video monitoring tester can test audio devices such as pickups in the video monitoring front end. Enhanced Network Cable Testing Function: Network cable testing function, through the UTP Cable Test port on the instrument panel. AHD Camera Test: AHD coaxial HD video surveillance testing, supporting 720p 25, 30fps, 1080p25, 30fps, resolution camera image testing Battery: Polymer lithium battery x 1 (2600 mAh) (shipped with built in battery) 1 x Tester 1 x Safety Rope 1 x BNC Cable 1 x Audio Test Cable 1 x RS485 Control Line 1 x Charging Cable 1 x Test Box 1 x Charging Head 1 x Manual