Autohil ABM2 12V Bluetooth Battery Voltmeter Monitor + Tester + Alarm

Rated 5/5 based on 5 reviews.
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The Autohil ABM2 is a great way to test and monitor 12V batteries using your iOS and Android devices. Comes with a free iOS and Android App which can be paired with multiple ABM2 battery monitors via bluetooth 4.0. Keep an eye on an entire family of batteries. Check battery charging and cranking systems and monitor real-time voltage data and historical rip and voltage logbook. Set notifications and alarms to your preference!


  • Free iOS and Android app that can connect with up to 4 Autohil ABM2 Bluetooth battery monitors. Data displayed separately for each battery!
  • Monitor battery and health with iOS and Android devices
  • Check vehicle's historic and real-time voltage data in gauge and graph format
  • Run vehicle's cranking system tests while engine is starting
  • Check charging system (alternator)
  • Log trip data (Duration, time and date)
  • Receive alerts of battery abnormal conditions when in Bluetooth range
  • Data stored in device up to 35 days if out of sync
  • Engine starting detect automatically
  • Free app for iOS & Android users
  • Compatible with all 12-volt vehicle batteries


  • Average Current 1mA
  • Input Voltage: 6-20V
  • Operating Temperature: -40C - 90C
  • Physical Dimensions: 5.5 X 3.5 X 1.6CM
  • Voltage Accuracy (6-12V): -/+0.03V
  • Ultra-low power consumption, average current: 0.6mA
  • Short-circuit Protection: Built-in
  • Reverse Connection Protection: Built-In
  • Bluetooth: 4.0
  • Bluetooth Name: Battery Monitor
  • App Name: BM2

Delivery & Returns


99% of orders are dispatched from our Melbourne warehouse within 24 hours after payment is cleared. All orders are shipped with Australia Post e-Parcel with tracking and signature on delivery.

Express shipping is available at additional cost. For next day delivery, please ensure your postcode is within Australia post Next Day Delivery network.



We offer 30 days money back guarantee on all orders. If your item was purchased in error, or you've simply changed your mind, it may not be too late for a refund. The item must be returned in original re-saleable condition - Not opened, used or damaged and ready to be put back on the shelf.



All products supplied by Fuel Economy Solutions Pty Ltd come with 12 months limited warranty unless otherwise specified. Warranty covers defects in materials and/or workmanship. If a defect arises and a valid claim is received, Fuel Economy Solutions Pty Ltd may at its option repair or replace the product.

Naturally the warranty cover does not extent to cover damage caused by normal wear and tear, accidents, misuse, lack of maintenance, neglect, natural disaster, or other external causes; to damage caused by operating the equipment in a manner outside that described in the instructions.


Bluetooth voltmeter

By: on 8 April 2020
Great product, does exactly what it’s says and easy to install

Great Product

By: on 12 March 2020
Loving this product. 10 mins to install, worked instantly and gives you far more information on your batteries than a standard amp or voltage meter. A really conveinient way to monitor the health of your bateries and the performance of your 12v set up.

ABM2 battery monitor

By: on 26 April 2019
I would buy from them any day. Thumbs up.

Battery monitor

By: on 28 June 2018
Exelant product ,fitted with no problem used on my Transit van ,the battery which controls the lock system and computer Etc. tends to run flat in the Winter,I now can see what the charge state is, thanks.

12V car battery monitor

By: on 5 March 2018
great bit of kit , so easy to use

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