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12V Acid lead batteries indicator Battery capacity digital LED Tester voltmeter

4 reviews
100% of buyers enjoyed this product! 66 orders
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the new charge sheet. Exclusive launch powerful. Lead-acid, lithium generic!
Intuitive battery type power display, voltage display, the percentage of power are in place. IPL LED display, upscale atmosphere. With low battery flashes to remind, with low-voltage signal output. You can identify short-term fluctuations in voltage, two-wire, easy wiring. With reverse protection.

  • Work current: 5-15mA (with backlight), Wide Voltage: 6-120v
  • Energy resolution:1%
  • Voltmeter accuracy :1%
  • Using temperature range: -20- 70
  • Operating humidity:10-80%
  • Black wire connect negative electrode
  • Red wire connect positive
  • External dimension:48×29×18 mm
  • Hole Dimensions :45.5×26.5 mm
  • With a shell, easy to use stand-alone or embedded in the panel on the product.
  • Display Mode: Battery +voltage, Battery +Percentage
  • Quantity: 1 pc


  • This tester for Lithium and lead-acid batteries Universal ,the factory default setting for 12V lead-acid battery power and voltage cycle display,If you need to test other specifications can be re-set by yourself.
  • The back of the board with a white high key, press the button for 3 seconds to display 1-U, release the button, press one second display 2-b, release the button, press one second to display 3-c, release the button, press one second to display 4-d;
  • Display 1-U pressed the button for 3 seconds will display fine tuning voltage, then release the button and then press and hold, voltage trimming up, stop by then long press down tuning, can be repeatedly adjusted, until the screen flashes automatically save and exit;
  • When displaying 2-b can be adjusted in different cell types, 12.0V represents a single section of 12V lead-acid battery, 3.7V to 3.7V on behalf of a single lithium battery, 3.2V to 3.2V single representative of lithium iron phosphate, 1.2V single representative Festival of 1.2V NiMH batteries;
  • When displaying 3-c, you can adjust the number of battery section, the number of different types of batteries can be adjusted as follows: Section 12V lead-acid batteries 1-8, 3.7V lithium battery section 2-28, 3.2V lithium-ion battery section 3-32, 1.2 section V NiMH battery 10-70.
  • When displaying the 4-d, you can adjust the display mode, V is the voltage mode,% percentage mode, V% voltage and percentage cycle.
  • Please allow 0-2mm error due to manual measurement, thanks for understanding.
  • Due to the difference between different monitors, the picture may not reflect the actual color of the item. Please understand, Thank you!
  • Package includes:
  • 1 x Indicator Battery capacity Tester


We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some locations we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

How long does shipping take?

Shipping time varies by location. These are our estimates:
Location *Estimated Shipping Time
United States 10-30 Business days
Canada, Europe 10-30 Business days
Australia, New Zealand 10-30 Business days
Central & South America 15-30 Business days
Asia 10-20 Business days
Africa 15-45 Business days
*This doesn’t include our 2-5 day processing time.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information. If you haven’t received tracking info within 5 days, please contact us.

My tracking says “no information available at the moment”.

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system. If your order was placed more than 5 business days ago and there is still no information on your tracking number, please contact us.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.


Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.


Your satisfaction is our #1 priority. Therefore, if you’d like a refund you can request one no matter the reason.

If you did not receive the product within the guaranteed time( 45 days not including 2-5 day processing) you can request a refund or a reshipment.
If you received the wrong item you can request a refund or a reshipment.
If you do not want the product you’ve received you may request a refund but you must return the item at your expense and the item must be unused.

  • Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
  • Your order did not arrive due to exceptional circumstances outside the control of ElectricRCToys (i.e. not cleared by customs, delayed by a natural disaster).
  • Other exceptional circumstances outside the control of

*You can submit refund requests within 15 days after the guaranteed period for delivery (45 days) has expired. You can do it by sending a message on Contact Us page

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.


If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so.

Real customer reviews

4 reviews
100% of buyers enjoyed this product!
5 stars
4 stars
3 stars
2 stars
1 star
verifed buyer
19 Jan 2018 13:14

excellent, all working

verifed buyer
4 Nov 2017 06:30

came package fast, antistatic packaging and pupyrka. description all-match. electro set the bike. work, led brightness but просматривается bad under strong light-weak. voltage display good,-displays through a pair of residual capacity battery correctly and after removing the top three minutes, understates under load capacity battery.-excellent such price for the other side thing. in motion control voltage battery, after the capacity and stop. store and recommend.

verifed buyer
30 Oct 2017 12:16

Just what I was looking for! Thank you! Great option to set it into volts and percentages!

verifed buyer
24 Oct 2017 11:20

all perfect good rabbit store ..

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