31/2数字LCD，最大读数1999，自动极性显示

低压指示，过载保护，通断功能测试

此款数字万用表具有读数清晰，简单易用等特点

31/2 digital LCD,the maximum readjing of 1999,automatic polarity display

The low pressure indicator, overload protection, on-off function test

This digital multimeter has clear reading, easy to ues etc.