12v24v Digital Vehicle Care Battery Monitor Wireless Bluetooth 4.0

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Price:$13.00 - $17.00
Price in USD:Details


Product Overview




Product Details

Bluetooth 4.0 car battery monitor with app

BM .jpg

  BM2 is a kind of auto battery monitoring for all 12V car batteries, woks via Bluetooth and mobile phone APP, to check the battery status and relative systems in the cars .

  • Works with all 12V batteries.

  • Wireless (Bluetooth 4.0) in10 meter

  • Software included for Android and iPhone

  • All Apps for Android and iPhone are designed by ourselves, download for free via Internet.




  • Receives notifications of battery conditions in Bluetooth range.

  • Checks vehicle cranking system automatically while engine is starting.

  • Checks charging system (alternator)

  • Lists the time of each driving.

  • Alerts mobile phone if detects abnormal data.

  • Short-circuit and reverse connection protection.

  • Data stored in battery monitor up to 35 days if out of sync.

  • Automatic synchronization when in Bluetooth range.

  • Compatible with all 12V vehicle batteries.

  • Shows historical data graphically.

  • Engine starting detection automatically.

  • Free app for iOS and Android.


Basic Features:

  • Alert users if charge is low.

  • Review charge history in graph mode.

  • Show the state of charge of battery in real time.

  • Near-Filled perception to get notification automatically.

Install easily

BM2 install.jpg


Support mobiles: All iOS and Android smart phone with Bluetooth 4.0

    iOS (iPhone 4S,5, 5C, 5S and later;iPad 2,iPad Air,iPad mini,iPad mini 2 and later)

Android: at least Android 4.3 (support for Bluetooth 4.0 phones)

Vehicle Coverage
     All 12V batteries, including motorcycle, car, SUVs, MPVs, light trucks, trucks, and boats. Including the Lead-Acid, AGM, GEL, EPB, Lithium metal batteries.


bm package.png


Bluetooth Name: Battery Monitor

App Name: BM2

Operating Temperature: -40  -  90℃

Input Voltage: 6V-20V

Current: 1mA

Voltage Accuracy: ±0.03V

Short-circuit Protection: built in

Reverse Connection Protection: built in

Dimensions: Length: 55mm  *  Width: 35mm  *  Height: 15mm

Weight:  32g

Package including:

1pc x Battery monitor BM2  +  1pc x manual

Blister package

Dimensions: Length: 170mm  *  Width: 135mm  *  Height: 26mm

Weight:  80g


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Our company

Shenzhen Leagend Optoelectronics Co.,Ltd

     Leagend  is a high-tech company ,engaged in vehicle battery tester and automotive tools  over 13 years,  including design, production, marketing and service.
      With a factory area of 3,000 square meters, the monthly output is up to 50,000 units,high quality and high efficiency .All products are certificated by ROHS , CE , REACH ,PAHS,TUV  etc. At present,we own ROADI and QUICKLYNKS  2 major brands .



   We have a top-level R&D team of 20 people, covering a full range of software and hardware reaserch and development .


    Exhibitions can help us understand the needs of the market and customers.We attend about 6~8 different international exhibitions every year.



Q1. What is your terms of packing?

A: Generally, we pack our goods in neutral white boxes and brown cartons. If you have legally registered patent, 
we can pack the goods in your branded boxes after getting your authorization letters.

Q2. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages 
before you pay the balance.

Q3. What is your terms of delivery?

Q4. How about your delivery time?
A: Generally, it will take 30 to 60 days after receiving your advance payment. The specific delivery time depends 
on the items and the quantity of your order.

Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.

Q6. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.

Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery

Q8: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
    2. We respect every customer as our friend and we sincerely do business and make friends with them, 
     no matter where they come from.


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