This tester adopts 3.5-inch, 30*240 touch screen. It is wrist-mounted. Specifically for HD IP camera installation and maintenance. It supports ONVIF protocol and has built-in WiFi function. It can test wireless IP camera. Suitable for testing 1080P HD IP camera, will provide you with real-time and smooth image. It supports the testing of analog high speed dome camera and normal camera. It has test capability of IP address scanning, PING and port flashing. With capacitive touch screen, it is easy to use.