1. Introduction
This manual provides essential information for the safe and effective use of your MakerHawk 3.7V 700mAh Lithium Polymer (LiPo) battery. This high-quality rechargeable battery features a 603040 form factor, a Micro PH1.25 connector, and comes with a USB charging cable. It is designed for optimal performance in various electronic devices.
2. Safety Information
Your MakerHawk LiPo battery is equipped with an integrated protection circuit to ensure safe operation. This circuit prevents common issues such as overcharging, over-discharging, overcurrent, overheating, and short circuits. Adhere to the following safety guidelines:
- Do not disassemble, puncture, or modify the battery.
- Avoid exposing the battery to extreme temperatures (above 45°C or below 0°C for operation, or below -10°C for storage).
- Do not immerse the battery in water or other liquids.
- Use only the provided USB charging cable or a compatible charger designed for 3.7V LiPo batteries.
- Keep the battery away from children and pets.
- If the battery shows signs of damage, swelling, or leakage, discontinue use immediately and dispose of it properly.

Image: Integrated Protection Circuit. This diagram illustrates the comprehensive safety features built into the MakerHawk LiPo battery, including protection against overcharging, over-discharging, overcurrent, overheating, and short circuits.
3. Product Overview
The MakerHawk 3.7V 700mAh LiPo battery is designed for reliable power delivery. It features a compact 603040 form factor, making it suitable for space-constrained applications. The battery comes with a Micro PH1.25 connector for easy and secure installation, along with a USB charging cable for convenient recharging.

Image: MakerHawk 3.7V 700mAh LiPo Batteries and USB Cable. This image displays the four LiPo batteries included in the package, each with its Micro PH1.25 connector, alongside the dedicated USB charging cable.

Image: Micro PH1.25 Connector. This image highlights the Micro PH1.25 connector, emphasizing its design for easy and secure connection to compatible electronic devices.
4. Specifications
Refer to the following table for detailed technical specifications of the MakerHawk 3.7V 700mAh LiPo battery:

Image: Battery Specifications. This image provides a comprehensive list of the battery's electrical and operational specifications.
| Feature | Specification |
|---|---|
| Nominal Voltage | 3.7V |
| Nominal Capacity | 700mAh @ 0.5C discharge |
| Charge Cut-off Voltage | 4.2V |
| Discharge Cut-off Voltage | 2.75V |
| Max Charge Rate | 1C |
| Max Discharge Rate | 1C |
| Operating Temperature | 0°C to 45°C |
| Storage Temperature | -10°C to 45°C |
| Battery Cell Composition | Lithium Polymer |
| Reusability | Rechargeable |
| Item Dimensions (L x W x H) | 42mm x 30mm x 6mm (1.57 x 1.18 x 0.24 inches) |
| Battery Weight | 13.8g (approx. 60 Grams for 4 Pcs) |

Image: Compact Size and Dimensions. This diagram illustrates the physical dimensions of the battery, highlighting its compact form factor for integration into various projects.
5. Setup
5.1 Connecting the Battery
The battery features a Micro PH1.25 connector for straightforward connection. Ensure the connector is aligned correctly with your device's port and gently push it in until it is secure. Do not force the connection.
5.2 Charging the Battery
Use the provided USB charging cable to recharge the battery. The cable includes anti-short circuit and reverse polarity protection, along with a smart IC controlled charging protection and an LED status light. Connect the Micro PH1.25 connector to the battery and the USB end to a standard USB power source (e.g., computer USB port, USB wall adapter).
- The LED indicator on the USB cable will show the charging status.
- Charge the battery first at a constant current of 0.5C and then at a constant voltage of 4.2V until the charging current drops to 0.05C.
6. Operation
Once connected and charged, the 1S LiPo battery delivers a stable 3.7V output, providing consistent and energy-efficient performance for your electronic devices. Ensure your device is compatible with a 3.7V power source and the battery's capacity meets your device's power requirements for optimal runtime.
7. Maintenance
Proper maintenance extends the lifespan of your battery:
- Storage: Store batteries in a cool, dry place within the recommended storage temperature range of -10°C to 45°C. Avoid direct sunlight or extreme heat.
- Charging: Do not leave batteries unattended while charging. Disconnect once fully charged.
- Handling: Avoid physical shock, drops, or crushing the battery.
- Disposal: Dispose of depleted or damaged batteries according to local regulations for LiPo batteries. Do not dispose of them in regular household waste.
8. Troubleshooting
If you encounter issues with your battery, consider the following:
- Battery Not Charging: Ensure the USB cable is securely connected to both the battery and the power source. Check if the power source is functional. The integrated protection circuit may prevent charging if the battery is severely over-discharged.
- Battery Not Powering Device: Verify that the battery is fully charged and correctly connected to your device. Confirm your device's power requirements match the battery's specifications. The protection circuit may have activated due to over-discharge or overcurrent.
- Short Runtime: This could indicate the battery is not fully charged, or the device's power consumption is higher than anticipated. Ensure proper charging cycles and consider the device's usage patterns.
9. Versatile Applications
The MakerHawk 3.7V 700mAh LiPo battery is suitable for a wide range of applications, including:
- Small portable electronic devices
- Wireless devices
- DIY projects
- Development boards
- Other battery-powered devices requiring a compact 3.7V power source.

Image: Example Applications. This visual demonstrates the versatility of the battery, showcasing its use in a variety of electronic gadgets and DIY projects.
10. Certifications
The MakerHawk 3.7V 700mAh LiPo battery complies with multiple certifications, including UN 38.3 and CE standards, ensuring safety and environmental protection requirements are met.

Image: CE Certification. This image displays documentation related to the battery's CE certification, affirming its adherence to European safety and environmental standards.

Image: Sample Test Capacity. This screenshot from a test report indicates that the battery's actual capacity exceeds 700mAh, demonstrating its performance.
11. Warranty and Support
This product comes with a 30-day warranty. For technical support, inquiries, or further assistance, please visit the official MakerHawk store or contact customer service.
Official MakerHawk Store: Visit MakerHawk Store on Amazon