KONNWEI BK100 Bluetooth Battery Tester For 6V/12V Car Motorcycle Battery & Alternator Tester
The KONNWEI BK100 Bluetooth Battery Tester combines advanced conductance testing technology with Bluetooth 5.0 compatibility to deliver precise battery health diagnostics, cranking, and charging system analysis. Compatible with all 6V and 12V batteries, this versatile tester is ideal for cars, trucks, boats, and more.
- Bluetooth 5.0 Connectivity: Operates wirelessly with iOS and Android devices.
- Wide Compatibility: Supports all 6V and 12V battery types, including AGM and GEL.
- Advanced Diagnostics: Measures CCA, internal resistance, charge status, and health.
- Multifunction Tester: Includes cranking, charging, alternator, and starter tests.
- High Accuracy: Provides >99.5% accurate test results within milliseconds.
- Durable and Portable: Compact design for professional and personal use.
| Weight | 0.3 kg |
|---|---|
| Dimensions | 18 × 15 × 5 cm |
Brand | Konnwei |
| Pack of 1 | |
| BK100 | |
| 1 Year | |
| Returnable |
Out of stock
This product is currently sold out.
No worries! Enter your email, and we'll let you know as soon as it's back in stock.
Konnwei BK100 Bluetooth 6V 12V Battery Tester for Automotive Applications
The KONNWEI BK100 Battery Tester is an advanced tool designed for easy and accurate analysis of vehicle battery health and charging systems. Utilizing state-of-the-art conductance testing technology, it evaluates the cold cranking amps (CCA), battery resistance, charge status, and overall health. With support for all 6V and 12V batteries—including flooded, AGM, GEL, and EFB types—the BK100 is perfect for cars, SUVs, trucks, motorcycles, boats, and emergency batteries.
Featuring Bluetooth 5.0 connectivity, the BK100 connects seamlessly to iOS and Android devices for wireless operation and detailed test results via the app. It also supports 13 languages, ensuring global usability. Whether you need to test batteries in-vehicle or out-of-vehicle, analyze cranking and charging systems, or review alternator and starter performance, the BK100 is your go-to solution for battery diagnostics.
Key Features
- Advanced Battery Diagnostics: Test voltage, internal resistance, cold cranking amps, and overall battery health.
- Bluetooth 5.0 Compatibility: Connect wirelessly to iOS and Android devices for seamless testing.
- Supports Multiple Battery Types: Works with 6V and 12V flooded, AGM, GEL, and EFB batteries.
- Cranking and Charging System Testing: Analyze alternator charging and starter cranking performance.
- >99.5% Accuracy: Delivers precise test results within milliseconds.
- Multilingual Support: Supports 13 languages, including English, German, French, Spanish, and more.
- Plug-and-Play Operation: Test in-vehicle or out-of-vehicle with simple app-based control.
- Free Lifetime Updates: Stay up-to-date with the latest firmware for improved functionality.




Fast and accurate resultsWith the best STM-32 main chip, the testing speed of KONNWEI BK100 6V 12V automotive battery analyzer is much faster than others, and also provides more accurate and reliable results. High precision amplifier calibrated by professional instruments, giving you more accurate reports in seconds |
Alternator and starter testDisplay SOH (State of Health), SOC (State of Charge), Voltage, Current, Rating and analysis results readable on your phone app. |
Practical test situationsNo matter batteries in vehicles or outside vehicles, BK100 will finish your testing job excellently, pocket size allows you to carry it anywhere you want. |
GRAPH DISPLAY TENSIONVoltage readings are displayed on a graph to better analyze the condition of your car battery. You can play back the waveform on the tester or upload it to the computer for more accurate analysis. |
Load test and start testTest different parts of the charging system including generator, rectifier, rectifier diode, etc. for a reliable charging voltage value. The cranking test helps you analyze the starter motor, including cranking voltage and cranking time to check whether the starter motor is working properly or not. |
Package ContentBK100 Bluetooth Tester, user manual, Outer Packing Box |
Technical Specifications
| Specification | Details |
|---|---|
| Product Name | KONNWEI BK100 Bluetooth Battery Tester |
| Battery Compatibility | 6V and 12V batteries (flooded, AGM, GEL, EFB) |
| Measurement Standards | CCA, BCI, CA, MCA, JIS, DIN, IEC, EN, SAE (100-2000 CCA range) |
| Languages Supported | 13 languages including English, German, Spanish, French, and more |
| Bluetooth Version | 5.0 |
| Operating Systems | iOS and Android |
Product FAQ
Which battery types does BK100 support?
The BK100 works with 6V and 12V batteries including flooded, AGM, GEL, and EFB types. It’s compatible with most passenger vehicles and motorcycles.
Does it require Bluetooth pairing?
Yes, simply pair via Bluetooth 5.0 with our free “KONNWEI” app (iOS/Android). No additional dongles required.
What languages are supported?
The BK100 supports 13 languages including English, Deutsch, Español, Français, Italiano, and Русский through the mobile app interface.
Is there a warranty?
Yes, all BK100 testers come with a 1-year manufacturer warranty against defects.
How accurate are the readings?
Featuring an STM-32 main chip and precision amplifier, it provides ±2% accuracy on CCA measurements compliant with SAE/JIS/DIN standards.
Additional Information
- Packaging: We use eco-friendly and tamper-proof packaging to ensure your product arrives safely.
- Customer Service: For any queries or support, please visit our Contact Us page.
- FAQ Section: Have questions? Check out our FAQ page for more information on our products and services.
Product Tags
BK100, Battery Tester, KONNWEI BK100, Bluetooth Battery Tester, Automotive Battery Analyzer, 6V/12V Battery Tester, AGM/GEL/EFB Tester, CCA Tester, Battery Health Monitor, Alternator/Starter Tester, Bluetooth 5.0 Diagnostic Tool, Car Maintenance Tools, iOS Android Compatible
1 review for KONNWEI BK100 Bluetooth Battery Tester For 6V/12V Car Motorcycle Battery & Alternator Tester
This site uses Akismet to reduce spam. Learn how your comment data is processed.
Q & A
KONNWEI BK100 Bluetooth Battery Tester For 6V/12V Car Motorcycle Battery & Alternator Tester
Brand: Konnwei
Related products
Clearance Sale: 2-in-1 Concealed Wireless CarPlay Android Auto Adapter Flushed USB Dongle
Easily convert your car's wired CarPlay/Android Auto into the wireless carplay & android auto with this 2-IN-1 Mini USB Dongle Adapter. Plug & play design with automatic connection and compatibility with most car models.
- 2-IN-1 Functionality: Converts factory-wired CarPlay & Android Auto to wireless.
- Flushed USB: No more protuding dongle, flushed design allow concealing, reduces accidental damages.
- Effortless Installation: Simple plug & play design, no additional apps or drivers needed.
- Wide Compatibility: Works with over 95% of cars equipped with factory-wired CarPlay & Android Auto.
- Seamless Experience: Automatic wireless connection after initial setup.
- FOTA Online Updates: Supports firmware updates via FOTA for continuous improvements.
Automotive Grade Load Resistor – 6 Ohm, 25W/50W, Fix LED Hyperflash & Fast Blinking
Fix LED hyperflash and fast blinking with the 6 Ohm Load Resistor. Available in 25W and 50W options, this durable aluminum resistor ensures smooth turn signal operation and easy installation.
- Hyperflash Fix: Corrects fast blinking and dashboard warnings.
- Durable Build: Aluminum casing with cooling grooves.
- Easy Installation: Includes quick splice connectors for tool-free setup.
- Wide Compatibility: Works with 12V vehicles and industrial systems.
- Options Available: 25W or 50W to match your power needs.
XY BT Mini Bluetooth 4.1 Decoder Board – Lossless Wireless Audio for Car & Home Speakers
Upgrade your wired speakers with the XY BT Mini Bluetooth 4.1 Decoder Board. This compact module offers lossless audio streaming, low latency, and versatile power options for car and home audio systems.
- Bluetooth 4.1: Low-latency, lossless audio streaming.
- Compact Design: 3x3 cm size for easy integration.
- USB Powered: 5V micro USB or battery connection points.
- High Audio Quality: Converts wired speakers to wireless.
- Energy Efficient: Low power consumption for portable setups.
3-Pin Adjustable Indicator Flasher Relay – Fix LED Hyperflashing for Cars & Bikes
Resolve LED hyperflashing and dashboard warnings with the 3-Pin Adjustable Indicator Flasher Relay for LEDs. Compatible with cars and bikes, this relay offers customizable blinker speed and universal bulb support for seamless upgrades.
- Adjustable Speed: Customize turn signal flash rate for safety.
- Universal Fit: Works with LED and halogen bulbs (0.1W - 150W).
- Hyperflashing Fix: Eliminates rapid blinking and dashboard errors.
- Compact Design: Lightweight (29g) for easy installation.
- Durable Build: High-quality materials ensure long-term reliability.
Clearance Sale: KONNWEI KW218 Reliable 6V 12V Car Battery Tester with Accurate Results
The KONNWEI KW218 is a reliable and accurate 6V 12V car battery tester. It provides a comprehensive analysis of battery health and supports various tests, including cranking and charging system tests.
- Reliable 6V 12V car battery tester with 100-2000 CCA range
- Provides detailed battery health analysis and professional advice
- Features a large color screen and enhanced alloy battery clips
- Plug and play design for in-vehicle and out-of-vehicle testing
- Unique waveform analysis function for real-time voltage tracking
Anti Glare IRVM (Mount no. 110) with Reverse Camera & DIsplay for Maruti Alto (cabin light unit)
Delay Timer Module Kit For Volkswagen Skoda Reverse Camera
Fix reverse camera errors on your VW or Skoda with the RCA Delay Timer Module, Relay Camera Filter. This plug-and-play module stabilizes voltage and adds a 10-second delay for seamless compatibility with RCD/MIB systems.
- 10-Second Delay: Keeps camera active post-reverse gear.
- Stable 12V Output: No flickering or blank screens.
- Wide Compatibility: Works with RCD330, MIB, Polo, Vento, Rapid, and more.
- Tool-Free Install: Connects in minutes with standard plugs.
- Durable Design: ABS and copper construction.
1 x Magnetic Puddle Lamp
Add style and safety to your car with the Magnetic Car Door Light. Featuring 7-color LED lighting, infrared sensor control, and a rechargeable battery, these waterproof lights are easy to install and perfect for most car models.
- 7-Color LED: Choose from white, blue, ice blue, red, green, yellow, or pink.
- Infrared Sensor: Automatically turns on/off with door movement.
- Rechargeable Battery: Lasts up to 30-60 days on a single charge.
- Waterproof Design: Durable for all-weather use.
- Easy Installation: Magnetic or adhesive mounting options.



Motor Accessories
Auto Parts
Connectors & Tools
Vehicle Electronics
Headlights
Internal & External Lights
Stereo & Displays
Drone Accessories
Drone Parts
Rouf Zargar –
Good product