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INSTRUCTION MANUAL

Battery Sense Monitor    Model: BSM888

INTRODUCTION

This product is used to monitor the health of your vehicle's battery, check vehicle cranking 
system automatically while engine is starting and check battery charging system (alternator). 
Your driving log can be tracked which includes driving time and duration.

Connect Battery Monitor to the battery and download the App. Using Bluetooth 
communication, you can now monitor your battery via your smartphone. The Battery 
Monitor will send you a notification when you approach your vehicle. It will help to  
prevent vehicle breakdowns and maximise the performance of your battery by giving you 
valuable information about the state of your battery. This product is designed to be used 
on standard flooded type lead acid batteries. It may give incorrect information on other 
types of battery. Voltage measurement will always be correct on any battery.

FEATURES

 Notification of battery conditions when approaching vehicle.

 Automatic synchronization when driver is within bluetooth range.

• 

Test cranking automatically once the engine starts.

• 

Can test charging system (alternator) manually.

 Automatically records the time and duration of each drive.

 Alerts are pushed to your smartphone whenever abnormal data is detected.

 Short-circuit and reverse polarity protection.

 Data stored in device monitoring up to 35 days if out of sync.

 Compatible with all 12-volt vehicle batteries.

 Review historical data intuitively.

 Free app for both iOS & Android.

 App supports up to 4 devices simultaneously.

SPECIFICATIONS

 Working Voltage: 6-20V

 Working Current: <2.5mA

 Case Material: Plastic

 Working Temperature: -40°C ~ 85°C

 Case Size: 46x31x8.7mm

 Weight: 19g

INSTALLATION

1. Connect the Battery Monitor to a battery

Connect positive terminal to positive 
pole, negative terminal to negative pole 
or to a suitable vehicle earth point.

Attach the product to the battery with 
the tape provided. Clean the area first 
and make sure it in a position that the 
signal is not blocked.

Warning: Make sure if using metal tool 
not to short the battery terminals or 
touch the vehicle chassis while fixing 
the terminals.

2. Download the App

APP OPERATION

1.  Turn on bluetooth, click app icon. Add device.  

 This app supports up to 4 devices. 
 You can monitor 4 batteries simultaneously.

Scan the QR code on the left to download  
the Battery Sense Monitor App.

Battery Monitor

Battery Monitor App is available in App Store or Google Play.

Please allow app to access location even when app not in use.
If access is not given, the product will not automatically notify you 
when monitoring the battery (within bluetooth range).

Turn notifications on to receive information on the vehicle’s battery, 
cranking system, and fault alerts. Notifications are received when 
mobile phone is within bluetooth range. If notifications are turned off 
you will not receive this information.

WARNINg

Be careful not to disconnect the battery 
from the vehicle while installing this 
product as you may lose some or all of 
your vehicle security settings.

OR018906 - BM888 Battery Monitor User Guide_03-11-20.indd   1

2020/3/11   10:25:20

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