The reviews are automatic translation.
On 2017-07-16 15:00:24
Power supply confirmation of 12V It is easy to understand with the display of power supply and earth with red and green.
When maintenance of power generation facility
On 2017-06-30 15:17:26
Work efficiency was poor at testers, so working efficiency was improved by checking the voltage using this product.
When acquiring power supply
On 2016-08-19 08:11:59
Easy to judge by sound, easy to understand with light
Power supply check
On 2016-08-15 21:48:47
I understand the plus / minus of the power supply furthermore I will also inform you of the sound, so I can judge which of the horn's power or which is positive so cost performance is not complaining
For motorcycles, car maintenance
On 2016-06-29 21:08:04
I was looking for an inspector tester. Purchased inexpensively with a buzzer, it is satisfactory. Work is also OK. It is!
Positive power supply check
On 2016-02-26 22:13:57
Previously we used only light, but this product can be confirmed with both light and sound Plus Because of the strength of the power supply, there are light and sound strengths, I think that it is easy to use judgment
On 2015-11-24 21:08:52
It is still better to know the voltage
On 2015-06-19 18:06:04
I am glad that you understand the polarity. Because it is a type of sound, it is GOOD ('▽ `) ノ
On 2015-05-11 14:31:09
I will inform you with both buzzer and LED, so it's easy to understand.
General repair of electrical equipment
On 2015-03-30 19:58:27
Although I was using other tester 's inspection tester buzzer, but the volume of the buzzer was too small to hear and I heard it was hard to hear, the mouth clip on the minus side was small and it felt inconvenient without being caught depending on the place, but this product I am very satisfied with the point.