Note: Does not support HDMI in,Cable trace and Video level meter Does not support AHD,CVI,TVI,SDI,HD coaxial camera. After receiving the product,open the back battery cover and take out the insulation sheet first,then you can use the lithium battery normally. Features: IP & CVBS camera test,PTZ controller Rapid video,just by one key to detect all network cameras and auto display RJ45 cable TDR test,test cable pair status,length,attenuation,reflectivity,impedance,skew etc HDMI signal output,support 1080p display image,record and snapshot CVBS loop test,the tester send and receive color bar generator signal,to check BNC cable Traffic monitoring of the tester "LAN port",display network port or WIFI connection real-time upload and download speeds and other network parameters Customers self update software,you can install apps with android version,such as Skype,wechat etc 4K video files and MKV/MP4 media files play 8GB SD card including ONVIF camera test,support 2592*1520,Network PTZ controller (ONVIF) PoE DC48V power output,Max power 24W,12V /2A power output/5V 2A power output,as a power bank IP discovery,it can auto-scan the whole network segment IP,and auto-modify tester?s IP address Enhanced Color bar generator,PAL/NTSC multi-system color bar video generator POE voltage measurement,PING test,IP address scan,port flashing etc Shortcut button, drop-down menu,can select PoE power,IP setting,WLAN switch,HDMI IN functions etc in any interface Supports more than 30 protocols such as PELCO-P,PELCO-D,and SAMSUNG Enhanced Color bar generator,PAL/NTSC multi-system color bar video generator Audio in /out,support record and save the audio/LED lamp,calculators,music players and other application tools 7.4V/5000mAh Lithium Ion Polymer Battery,after 6-7 hours charging,working time lasts 10 hours