Main Features:
	 
	* 5.7-inch ultra-clear LCD screen.
	 
	* Video playback function:the last test video could be played and observed, convenient for one person to operate and record videos.
	 
	* Probe preheating function, do not need to worry about probe was frozen in winter.
	 
	* Ten colors are adjustable to observe diseases more clearly.
	 
	* Chinese and English can be changed at will.
	 
	* Grid ruler, quickly read out the size of the measurement target. 
	 
	* Fully waterproof probe.
	 
	* Support multi-language customization.