产品特点：

Ø 分类配对功能：设置9组（1-9）阻值范围，测试结果自动显示所属组类编号

Classification test function: set 9 groups (1-9) resistance range,
test results automatically disy the group class number

Ø 自动测试功能：设置电压/电阻上下限值，自动显示PASS/FAIL结果并有报警声音提示

Automatic test function: set voltage / resistance upper and lower values,
 automatically disy PASS/FAIL results, and alarm sound

Ø 自动测试+分类配对组合功能:可同时显示PASS/FAIL结果和分类编号
Automatic test + classification combination function:
can disy PASS/FAIL results and classification number at the same time

Ø 电压/电阻双四位数显；
Voltage value / resistance value four bit LED disy;

Ø 高分辨率和高度
High resolution and high accuracy
 

Ø 内建Buzzer作为警告提示
Built in Buzzer as a warning;

Ø 断电保持记忆功能
Power cut to keep memory;

Ø 可通过RS232接口与计算机进行软件监控(部分型号)
Through the RS232 interface and the computer software monitoring (part of the model)