Vgate Battery Assistant Tester BLE4.0 Supports IOS/ Android Wireless BlueTooth 4.0 6~20V Compatible 12V Analyze Battery Tester Description: Model Type: Vgate BA100 Vgate battery asst is a kind of car battery monitor for all 12V car batteries, works via Bluetooth and mobile phone APP to check the battery status and relative systems in the cars. Feature: Support: All 12V Car Battery Available:Android 4.3 and Later IOS: IOS 7.1 and Later For iPhone: 4s and Later For iPad: iPad 3 and Later Language:Multi Language Connection method:Bluetooth 4.0 App Name: BM2 , please scan machine backup or user manual scan code, download software. Suitable for: DIY users Battery service station Garage/workshop Tool store Vehicle/Battery manufacturer NOTE: 1. Alert users if charge is low 2. Review charge history in graph mode 3. Show the state of charge of battery in real time 4. Near-Filed Perception to get notification automatically Advanced Features: 1.Compatible with all 12V vehicle batteries and installed in the car battery Real-time monitoring via mobile phone app. 2.Check the starting system (cranking) at each engine start and check the starting voltage every hundredths of a second when the engine starts 3.Engine start is automatically detected and check the charging and starting systems (alternator) 4.Receive battery condition notification when you enter bluetooth range and notify mobile phone when some data is abnormal 5.View short circuit and reverse connection protection and voltage and charge information. When the user is close to the vehicle, the app does not need to be opened 6.List the time of each trip and check historical data graphically. Real-Time Monitoring Battery Health 1.Real-time monitoring battery voltage and health 2.Save and playback monitoring historical data 3.Save test results How to use battery tester: 1.Open the car battery cover, find the battery positive and negative. 2.Screw the screw positive and negative, install the product s red and black connector to the positive and negative pole of the battery accordingly. Then tighten the screw. 3.Press the app on your phone, it should connect to the device. As it is Bluetooth (4.0), it does not need to pair and connect the automatic battery monitor automatically. 4.Release all permissions while running the app(Battery-Asst) 5. Check the feature details 6. When a red letter appears on the top left, please press to reconnect the Ble 4.0. 7. System configuration 8. Notification bar message FAQ Q1: How to choose a better car battery tester? A1: It is accuracy. Compared to other tester, the test results of BM2 Battery Monitor are the same(tolerance 15) when testing at the same time. More Accurate Q2: This BM2 battery monitor can work cranking test and charging test? A2: yes friend, it support battery voltage monitor in real time, battery cranking test, charging test. Q3: What software use for BM2 battery monitor? A3:scan code from user manual, or search BM2 from Googly play and IOS market, you also can contact with me, i will send software via email. Q4: What language BM2 Battery Monitor including? A4: Multi Language For your Android and IOS Phone Q5: Why should i order this battery monitor for phone? A4: It is the first car battery monitor in real time on your phone and show battery voltage graph, it better than handheld battery tester.