1. Produto acabadoview
The ANCEL BM200 Pro is a wireless battery monitor designed to provide continuous, real-time monitoring of your vehicle's 12-volt lead-acid battery. It offers multiple test functions and features for comprehensive battery health management.

Figura 4: The ANCEL BM200 Pro display unit illustrating its multi-test functions, including Battery Test, Cranking Test, Charging Test, Voltage Test, State of Health (SoH), State of Charging (SoC), and Temperature Display.
Key features and functions include:
- Teste de bateria: Assesses overall battery health.
- Teste de Acionamento: Evaluates the starting system performance.
- Teste de carregamento: Monitors the alternator's charging output.
- Volumetage Teste: Vol em tempo realtage monitoramento.
- State of Health (SoH) & State of Charging (SoC): Provides detailed battery status.
- Exibição de temperatura: Monitors battery temperature.
- 433MHz Wireless Transmission: Stable and convenient data transmission up to 70 feet.
- Built-in Alarm Function: Alerts for abnormal battery conditions.
- Two Charging Modes: Solar and Type-C for the display unit.
- IP67 Waterproof Design: Garante durabilidade em diversas condições.
- Material retardante de chamas: Segurança aprimorada.
- Baixo consumo de energia: Efficient operation with automatic connection.
- Proteção de segurança: Reverse connection, overheat, short circuit protection, and built-in fuse.
- Built-in Shock Sensor: Automatic sleep mode to save power.
2. Instalação
Proper installation of the BM200 Pro monitor unit is crucial for accurate data collection and reliable wireless transmission.

Figura 5: Visual guide for the four installation steps of the ANCEL BM200 Pro: 1. Connect black clip to negative terminal. 2. Connect red clip to positive terminal. 3. Stick the monitor unit onto the battery surface. 4. Place the display unit in front of the windshield.
- Conecte Negativo: Firmly connect the black clip of the monitor unit to the negative (-) pole of the vehicle battery.
- Conecte-se Positivamente: Firmly connect the red clip of the monitor unit to the positive (+) pole of the vehicle battery.
- Mount Monitor Unit: Stick the monitor unit onto the battery surface using the provided double-sided tape.
- Position Display Unit: Place the display unit in a suitable location on your dashboard, typically in front of the windshield, ensuring clear visibility and optimal wireless reception.
Dicas importantes:
- Ensure the device is securely installed for the first time. Loose installation may cause abnormal data capture and display.
- Verify the RF signal icon in the upper right corner of the display. A visible RF symbol indicates the display is successfully connected to the monitor unit and is receiving real-time data. If the RF symbol does not appear, try restarting the display unit.
3. Operating the ANCEL BM200 Pro
The BM200 Pro continuously monitors your battery and transmits data wirelessly to the display unit. The display provides real-time information and alerts.
3.1. Battery Test Functions
The display unit shows various battery parameters:
- Teste de bateria: Provides an overall assessment of battery health, often displayed as a percentage (SoH).
- Teste de Acionamento: When the engine starts, the device automatically tests the cranking system, displays the cranking voltage, and determines if the starting process is abnormal.
- Teste de carregamento: After the car starts, it monitors the charging system, displays the charging percentage in real-time, and assesses the alternator's working condition.
- Volumetage Teste: Continuously monitors battery voltage, helping to predict potential battery maintenance issues.
3.2. Transmissão sem fio

Figura 6: The ANCEL BM200 Pro demonstrating its 433MHz wireless transmission capability, allowing stable data transfer between the battery monitor and the display unit over a distance of 30-70 feet.
The BM200 Pro utilizes 433MHz wireless transmission technology, offering a stable connection and convenient monitoring from a distance of 30 to 70 feet. This allows for effective battery monitoring even when outside the vehicle.
3.3. Built-in Alarm Function

Figura 7: The ANCEL BM200 Pro's built-in alarm function, highlighting alerts for low voltage, low battery, high temperature, abnormal cranking, and abnormal charging, providing timely warnings for proactive maintenance.
The device provides timely automatic alerts for abnormal data, including:
- Baixo voltage
- Bateria fraca
- Alta temperatura
- Abnormal cranking
- Carregamento anormal
These alerts help ensure proactive maintenance and prevent unexpected battery failures.
3.4. Charging the Display Unit

Figura 8: The ANCEL BM200 Pro display unit illustrating its two charging modes: solar charging via the integrated panel and Type-C charging (5V charger) for simultaneous power replenishment.
The BM200 Pro display unit supports two charging methods:
- Carregamento solar: The integrated solar panel allows for continuous charging when exposed to sunlight.
- Carregamento tipo C: Connect a 5V Type-C charger for faster or indoor charging.