1. Introduction
Thank you for choosing GDP PX28/4LR44 6V batteries. This manual provides essential information for the safe and effective use of your batteries. Please read these instructions carefully before use and retain them for future reference.
2. Safety Information
WARNING: Improper use of batteries can result in leakage, heat generation, fire, or explosion, leading to personal injury or device damage.
- Keep batteries out of reach of children and pets. Swallowing can cause serious injury or death. Seek immediate medical attention if swallowed.
- Do not recharge, disassemble, crush, heat, or incinerate batteries.
- Do not mix old and new batteries, or different types of batteries.
- Ensure correct polarity (+ and -) when installing batteries.
- Remove depleted batteries promptly from devices.
- Store batteries in a cool, dry place, away from direct sunlight and extreme temperatures.
- Dispose of used batteries according to local regulations. Do not dispose of in household waste.
3. Package Contents
Your package contains the following items:
- 10 x GDP PX28/4LR44 6V Alkaline Batteries

This image displays the packaging containing ten GDP PX28/4LR44 6V alkaline batteries. The batteries are typically sealed in blister packs, ensuring their protection and freshness until use.
4. Product Overview
The GDP PX28/4LR44 is a 6-volt alkaline battery commonly used in various electronic devices requiring compact, high-energy power sources. It is known by several equivalent model numbers, including 28A, A544, PX28A, 4G13, and V4034PX. These batteries are suitable for applications such as dog collars, film cameras, and other specialized electronic equipment.
5. Installation
- Identify Battery Compartment: Locate the battery compartment on your device. Refer to your device's instruction manual for specific details.
- Open Compartment: Open the battery compartment cover. This may involve sliding a latch, unscrewing a panel, or other mechanisms.
- Observe Polarity: Note the polarity markings (+ and -) inside the compartment.
- Insert Battery: Insert the GDP PX28/4LR44 battery, ensuring that the positive (+) end aligns with the positive terminal in the compartment and the negative (-) end aligns with the negative terminal. Incorrect installation can prevent the device from functioning and may damage the battery or device.
- Close Compartment: Securely close the battery compartment cover.
- Test Device: Power on your device to confirm proper battery installation and functionality.
6. Operation and Usage
Once installed correctly, the GDP PX28/4LR44 battery will power your compatible device. The lifespan of the battery will vary depending on the device's power consumption and usage frequency. These batteries are designed for single use and are not rechargeable.
For optimal performance, avoid exposing the device and battery to extreme temperatures or high humidity during operation.
7. Maintenance
- Cleaning: If battery contacts become dirty, gently wipe them with a clean, dry cloth. Do not use water or cleaning agents.
- Storage: Store unused batteries in their original packaging in a cool, dry place at room temperature. Avoid storing batteries loose or with metal objects to prevent short-circuiting.
- Replacement: Replace batteries when your device indicates low power or ceases to function correctly. Always replace all batteries in a device at the same time with new ones of the same type.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not power on. | Incorrect battery installation (polarity). Depleted battery. Faulty device. | Check and correct battery polarity. Replace with new batteries. Consult your device's manual or manufacturer. |
| Short battery life. | High power consumption of device. Battery nearing end of life. Extreme operating temperatures. | This is normal for high-drain devices. Replace batteries. Operate device within recommended temperature ranges. |
| Battery leakage. | Over-discharge. Physical damage. Extreme temperatures. | Remove leaking battery immediately (wear gloves). Clean compartment. Dispose of battery safely. Avoid conditions that cause leakage. |
9. Specifications
| Feature | Detail |
|---|---|
| Battery Type | Alkaline |
| Voltage | 6V |
| Equivalent Models | PX28, 28A, A544, PX28A, 4LR44, 4G13, V4034PX |
| Quantity per Pack | 10 batteries |
| Shelf Life | Approximately 3 years (from manufacture date) |
| Manufacturer | GDP |
10. Warranty and Support
Specific warranty information for GDP PX28/4LR44 batteries is not provided in this manual. For details regarding warranty coverage or product support, please refer to the retailer where the batteries were purchased or contact GDP customer service directly. Ensure you have your purchase receipt and product information available when seeking support.





