1. Introduction
This manual provides essential instructions for the safe and effective use of your Beacon Pet 4300mAh 7.4V LiPo Replacement Battery, designed for Holystone HS720 and HS720E drones. Please read this manual thoroughly before use to ensure proper operation and to prevent damage or injury.
2. Important Safety Information
Failure to follow these safety guidelines may result in fire, injury, or property damage.
- Read and understand the entire operation manual before use.
- Do not disassemble, crush, or solder the battery.
- Do not short circuit the terminals.
- Do not throw into fire or water.
- Keep out of reach of children.
- Use only with compatible HolyStone chargers.
- Avoid overcharging or over-discharging the battery.
- Discontinue use immediately if the battery shows signs of swelling, leakage, or damage.
- Store batteries safely at 30-60% charge in cool environments.

3. Product Overview
The Beacon Pet 4300mAh 7.4V LiPo Replacement Battery is engineered to provide extended flight time for your Holystone HS720 and HS720E drones. It features a high-capacity design and incorporates built-in safety protections for reliable performance.
Key Features:
- Extended Flight Performance: Delivers up to 30 minutes of flight time under ideal conditions, providing 4-5 extra minutes compared to stock batteries.
- Advanced Safety Engineering: Features flame-retardant PC housing and built-in over-current/over-temperature protection to prevent hazards.
- Optimized High-Capacity Design: Offers 4300mAh capacity with compact dimensions (132mm x 47mm x 32mm) and a lightweight efficiency (160g).
- Long-Lasting Reliability: Utilizes premium LiPo cells that support over 200 charge cycles with minimal capacity loss.
- Compatibility: Fully compatible with original HolyStone chargers, requiring no firmware updates.

4. Setup and Installation
Installing the Battery:
- Ensure your drone is powered off before handling the battery.
- Locate the battery compartment on your Holystone HS720 or HS720E drone.
- Carefully insert the Beacon Pet 4300mAh battery into the compartment, ensuring the connectors align correctly.
- Gently push the battery until it clicks securely into place. Do not force the battery.
- Close the battery compartment cover.
Removing the Battery:
- Power off the drone.
- Open the battery compartment cover.
- Press any release tabs or buttons, if present, and carefully slide the battery out.
- Store the battery safely as per maintenance guidelines.

5. Operation
Charging the Battery:
- Use only the original HolyStone charger or a compatible charger specifically designed for LiPo drone batteries.
- Connect the battery to the charger.
- Plug the charger into a power source.
- Monitor the charging process. Do not leave charging batteries unattended.
- Disconnect the battery once fully charged. Overcharging can damage the battery and pose a safety risk.
Flight Operation:
After installation and charging, the battery is ready for use. The 4300mAh capacity provides extended flight time for your drone.
- Allow the battery to cool for at least 10 minutes between flights to prolong its lifespan.
- Avoid completely draining the battery during flight. Land the drone when the battery level is low to prevent over-discharge.
6. Maintenance and Storage
- Store the battery in a cool, dry place, away from direct sunlight and extreme temperatures.
- For long-term storage, ensure the battery is charged to approximately 30-60% of its capacity. Do not store fully charged or fully discharged.
- Regularly inspect the battery for any signs of damage, swelling, or leakage. If any issues are observed, discontinue use and dispose of the battery properly.
- Keep battery terminals clean and free from debris to ensure good electrical contact.
7. Troubleshooting
Reduced Flight Time:
- Ensure the battery is fully charged before each flight.
- Check for extreme weather conditions (e.g., strong winds, cold temperatures) which can reduce battery performance.
- Battery lifespan naturally decreases over time. Consider replacing if flight time significantly diminishes after many charge cycles.
Battery Not Charging:
- Verify that the charger is properly connected to both the battery and the power source.
- Ensure the charger is functioning correctly. Try another compatible charger if available.
- Inspect battery terminals for damage or corrosion.
Battery Swelling or Deformation:
- Immediately discontinue use and safely dispose of the battery. Swelling indicates internal damage and a significant safety risk.
- This can be caused by overcharging, over-discharging, physical damage, or prolonged storage at full charge/discharge.
8. Specifications
| Feature | Specification |
|---|---|
| Brand | Beacon Pet |
| Model Compatibility | Holystone HS720, HS720E Drone |
| Capacity | 4300mAh |
| Voltage | 7.4V |
| Battery Type | Lithium Polymer (LiPo) |
| Dimensions | 132mm x 47mm x 32mm (approx. 5.2 x 1.85 x 1.26 inches) |
| Weight | 160g (approx. 6.4 ounces) |
| Charge Cycles | 200+ (with minimal capacity loss) |
| Safety Features | Flame-retardant PC housing, over-current/over-temperature protection |
9. Warranty and Support
For warranty information or technical support, please refer to the product packaging or contact Beacon Pet customer service directly. Keep your purchase receipt for any warranty claims.
Manufacturer: hengweius
ASIN: B08XLMSKZD