Pros: Very cheap and very handy for the things it does.
Cons: A segment of the voltage meter failed the first day so it showed that the quality is not good. It has 5 connectors, 2 for the voltage meter and 3 for the current meter but is not easy to discover which one is for the + current or for the -... Read more
[en]Nice, good-looking, colorful, can be easily mounting on rectangular hole in the panel
[ru]Симпатичный двухцветный приборчик, легко монтируемый в прямоугольное отверстие на панели. [en]Cannot measure negative polarity so poorly fit to monitor battery status (without external commutation can show either ... Read more
Pros: - Bright and cheerful
- Accurate, agrees with HP lab supply to the last digit Cons: - No dimension data, could not make panel for it until it had arrived. Notes: - Takes a few seconds to "start up"
- Update is around 5Hz from eyeballing it
- Read more
I bought 3 of these units. I have connected the 3 units in series to 1 power source to test the measurement precision at different V and A levels (See the attached pictures). Also I have drawn a circuit diagram how you may to connect meter... pros: cheap; measurement of V and A in separate circuits possible.... Read more
this has a nice bright display giving clear information. When I have fixed this in place I'll probably buy another. Cons:
As with many DX products this had no basic info provided with it on what wires were for what. Thankfully as with many DX products others had already reviewed this item and provided ... Read more
I'm measuring the power outlet of a DIY 12V DC power supply. Perfect solution for that. Be careful when making connections and always use a fuse. Quality seems to be OK, no instructions but the information needed is available on the product page. Price is affordable. Read more
device accurately measures the measures I have laboratory voltmeter. The only thing that has came as a surprise is the size .inak I am very happy to use it 3 months and no problems.Equipment used to measure solar cells. I recommend to anyone who needs to measure voltage and current Read more
The unit works well and never stopped since we arrived innovember 2013 . Was installed in a vehicle at dashboard and connected to the car battery to measure consumption of stereo and battery voltage.
Good quality and excellent bright. No shunt necessary. No manual at all. I did a researched a lot to ... Read more
Cheap, simple and effective U need a little electrical knowledge to use it becouse no wiring diagram supplyed ! Wiring is simple: The power supply line (thin red and black) u need only use of the RED wire to make a stable + voltage to supply (5-30 VDC). The THICK 3 wire is following: Thick Black to the ... Read more
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