AOLIKES VB607 M, BM921 M, BM918
AOLIKES 1200mAh Battery Replacement User Manual
For BOIFUN VB607 M / BM921 M / BM918 Baby Monitors
Introduction
This manual provides essential information for the safe and effective use of your AOLIKES 1200mAh Li-Po Battery Replacement. This battery is specifically designed for compatibility with BOIFUN VB607 M, BM921 M, and BM918 baby monitors, ensuring reliable power for your device.
Safety Information
Please read and understand all safety instructions before installing or using the battery. Failure to follow these instructions may result in fire, electric shock, injury, or damage to the product or property.
- Do not disassemble, crush, puncture, or short-circuit the battery.
- Do not expose the battery to high temperatures (above 60°C / 140°F) or direct sunlight.
- Do not expose the battery to water or other liquids.
- Keep the battery away from children and pets.
- Dispose of used batteries according to local regulations. Do not dispose of in household waste.
- The battery features built-in protection against overcharging, overheating, and short circuits to ensure safe operation.
Compatibility
This 1200mAh Li-Po battery is designed as a direct replacement for the following baby monitor models:
- BOIFUN VB607 M Video Baby Monitor (3.2" Screen)
- BOIFUN BM921 Video Baby Monitor
- BOIFUN BM918 Video Baby Monitor
It is also compatible with battery models Y21kbfaa1, Y20FCEAA1, Y20JAHAA1, and LP62N47-1-43.
Setup (Battery Replacement)
Follow these steps to replace the battery in your compatible baby monitor:
- Power Off Device: Ensure your baby monitor is completely powered off and unplugged from any power source.
- Locate Battery Compartment: Identify the battery compartment on your baby monitor. This is typically on the back or bottom of the parent unit.
- Open Compartment: Carefully open the battery compartment cover. This may involve sliding a latch or unscrewing a small screw.
- Remove Old Battery: Gently disconnect the old battery's connector from the monitor's port. Remove the old battery from the compartment.
- Insert New Battery: Connect the new AOLIKES 1200mAh battery's connector to the monitor's port, ensuring the correct orientation. Place the battery securely into the compartment.
- Close Compartment: Replace the battery compartment cover and secure it.
- Initial Charge: It is recommended to fully charge the new battery before its first use. Connect your baby monitor to its power adapter and allow it to charge until the battery indicator shows full.

Image 1: The AOLIKES 1200mAh Li-Po battery replacement. This image shows the battery pack with its label displaying specifications like SN: LP62N47-1-43, Nominal Voltage: 3.7V, Capacity: 1200mAh, Limited Charge Voltage: 4.2V, and Power: 4.44Wh. It also shows the CE, UKCA, and recycling symbols, and "Made in China". The battery has a white connector with red, black, and yellow wires.

Image 2: The AOLIKES 1200mAh battery with text indicating compatibility. The text above the battery reads "1200mAh Battery Compatible with BOIFUN Baby Monitor VB607-M / BM921 / VM918". The battery itself is identical to Image 1, showing its label and connector.
Operating (Battery Usage)
Once installed and fully charged, the battery will power your baby monitor. The monitor's battery indicator will show the current charge level. Recharge the monitor when the battery level is low to ensure continuous operation.
- For optimal performance, avoid completely draining the battery before recharging.
- Use only the original charger provided with your baby monitor to charge the battery.
Maintenance
Proper maintenance can extend the lifespan of your battery:
- Storage: If storing the battery for an extended period, store it in a cool, dry place at approximately 50% charge. Avoid extreme temperatures.
- Cleaning: Keep the battery and its contacts clean and dry. Use a soft, dry cloth to wipe away any dust or debris.
- Avoid Physical Damage: Protect the battery from drops, impacts, and excessive pressure.
Troubleshooting
If you encounter issues with your battery, consider the following:
| Problem | Possible Cause | Solution |
|---|---|---|
| Battery not charging. | Incorrect installation, faulty charger, or damaged battery. | Ensure battery is correctly connected. Try a different charger (if available and compatible). If issues persist, the battery may be faulty. |
| Short battery life. | Battery not fully charged, aging battery, or high power consumption by monitor. | Ensure full charge. Battery capacity naturally degrades over time. Check monitor settings for power-saving options. |
| Monitor not powering on after battery replacement. | Battery not connected, battery completely discharged, or monitor issue. | Verify battery connection. Connect monitor to power adapter to see if it powers on directly. Allow battery to charge for a period. |
Specifications
| Attribute | Value |
|---|---|
| Battery Type | Lithium Polymer Battery (Li-Po) |
| Capacity | 1200mAh |
| Nominal Voltage | 3.7V |
| Limited Charge Voltage | 4.2V |
| Power | 4.44Wh |
| Cutoff Voltage (Discharged) | 2.95V |
| Dimensions (approx.) | 2.2 x 1.54 x 0.47 inches |
| Item Weight | 1.13 ounces |
Warranty and Support
For warranty information or technical support, please contact AOLIKES customer service through the retailer where the product was purchased. Please have your purchase details and product model information ready.
Note: Specific warranty terms may vary by region and retailer.
Ask a question about this manual
Ask about setup, troubleshooting, compatibility, parts, safety, or missing instructions. Manuals+ will review the question and use this page’s manual context to help answer it.