The Ancel BM200 Bluetooth Battery Tester is a compact battery monitor for wireless checking of 12V batteries via smartphone or tablet. Once connected to the battery terminals, the BM200 sends battery data via Bluetooth to the app, allowing voltage and battery status to be monitored easily.
The battery tester is suitable for vehicles, boats, campers, motorcycles, trucks and other 12V applications. In addition to real-time voltage monitoring, the app supports starting test, charging test and recording of start/stop moments. Thanks to its low current consumption, the BM200 can remain connected for long-term battery monitoring.
Key features
- Bluetooth battery tester / battery monitor for 12V batteries
- Measuring range: DC 6-20 V
- Suitable for lead-acid batteries and many 12V vehicle/onboard systems
- Real-time battery voltage via app
- App available for iOS and Android
- Bluetooth version: 4.2 according to the manual
- Starting test and charging test via app
- Start/stop event recording
- Voltage accuracy: ±0.03 V between 9-16 V
- Low average working current: 1.5 mA
- IP67 housing
- Built-in reverse polarity protection
- Built-in short-circuit protection
- Compact size for fixed installation near the battery
Product specifications
- Brand: Ancel
- Model: BM200
- Product type: Bluetooth battery tester / battery monitor
- Input voltage: DC 6-20 V
- Suitable for: 12V batteries and 12V vehicle/onboard battery systems
- Bluetooth: Bluetooth 4.2
- Bluetooth name: BM200
- App: ANCEL BM200 / Battery Monitor BM200
- App compatibility: iOS and Android
- Functions: real-time voltage, battery status, starting test, charging test, start/stop recording
- Voltage accuracy: ±0.03 V at 9-16 V
- Average working current: 1.5 mA
- Operating temperature: -40 °C to +90 °C
- Protection rating: IP67
- Protection: reverse polarity and short-circuit protection
- Dimensions: 55 x 41 x 12.5 mm
- Mounting: direct connection to battery terminals
- Application: car, boat, camper, caravan, motorcycle, truck, storage battery and 12V onboard system
- Not suitable for: direct connection to systems above 20 V DC



