Product Features

1. Can set the interval forauto data recording

2. MAX/MIN/REL measurement mode

3. Peak hold

4. Analogue bar graph

5. Measure AC and DC in the same stall (AC+DC)

6. 4-20mA loop test

7. 45Hz-100kHz frequency response measurement

8. Double backlight

9. Misplug alarm

10. Auto and manual ranges selectable

11. USB interface available

12. Bluetooth connection with a cellphone for data monitoring

13. Temperature measurement mode,equipped with K-type point contact temperature probe

14. Complies with CE (European Union) and UL (United States) directives

UT139 Series  digital multimeters are newly designed to offer users better performance and higher safety rating. Totally over-load protection and unique structural design make it new type of multimeter with high performance/ price ratio and a best choice for electricians used in electrical maintenance and repairing.
1、True RMS for the whole series;
2、Measure signals with varied frequency (VFC);
3、Measure large capacitance up to 100mF;
4、Optional AC/DC 60A current clamps in different models to measure current up to 60A(1mv=1A);
5、NCV designed for the whole series, a necessity for electricians;
6、AA1.5V*2(5#) battery, easy for users to purchase and replace;
7、Soft rubber holster is easy  to stand 2m drop;
8、Optional magnetic hanging strap offered to facilitate tests in special location;
9、Fast to replace fuse, just by opening battery cover;
10、Reliable with use of internal 2PCS fuses with high-breaking capacity;
11、Protection against 600V input/1 minute from misconnection;
12、Safety Rating: CAT III 600V.

Applications
An ideal tool for equipment testing, maintenance and repair widely needed in electronics, electric power, schools, metallurgy, communications, manufacturing, petroleum, national defense, chemical industry, etc.