Product Overview
The PUJIMAX 3400mWh AA lithium batteries offer a high-capacity, rechargeable power solution for various electronic devices. Designed for efficiency and longevity, these batteries provide a stable 1.5V output and can be recharged over 1800 times. The included charger features USB-C fast charging, allowing a full charge in approximately 2.5 hours.

Image: The PUJIMAX 3400mWh rechargeable AA lithium batteries and their accompanying charger.
What's in the Box
- 8 x 3400mWh Rechargeable AA Lithium Batteries
- 1 x Fast Charger
- 1 x Fast Charger USB-C Cable
- 1 x Instruction Manual
Setup
1. Initial Charging
- Insert the PUJIMAX AA lithium batteries into the charger slots, ensuring correct polarity (+/-).
- Connect the provided USB-C cable to the charger's port and plug the other end into a compatible USB power adapter (not included).
- The LED indicators on the charger will flash green during charging. Once fully charged, the LED lights will turn solid green.
- A full charge typically takes approximately 2.5 hours.

Image: The PUJIMAX charger connected via USB-C, showing LED indicators for charging status.
2. Battery Insertion into Devices
Insert the charged PUJIMAX AA lithium batteries into your electronic devices according to the device's polarity markings. These batteries provide a stable 1.5V output, making them suitable for a wide range of devices.

Image: PUJIMAX AA batteries correctly inserted into a game controller.

Image: PUJIMAX AA batteries correctly inserted into a Blink doorbell camera.
Operating Instructions
The PUJIMAX AA lithium batteries deliver a constant 1.5V output throughout their discharge cycle, ensuring consistent performance for your devices. This differs from traditional alkaline batteries, which may experience voltage drop as they discharge.
Wide Application
These batteries are ideal for various devices requiring AA batteries, including:
- Home electronics
- Remote controls
- Toys
- Flashlights
- Wireless mice
- Blink doorbell cameras
- Gaming controllers
- Clocks
- MP3 players
- Photographic lighting
- Radios
- TV remotes

Image: Illustration of various electronic devices that can be powered by PUJIMAX AA batteries, including a game console, alarm clock, remote control, electronic scale, toy vehicles, and a wireless mouse.
Maintenance & Care
- Recharge Cycles: These batteries support over 1800+ recharge cycles, offering a long lifespan and reducing waste.
- Storage: When not in use, store the batteries in their charger case in a cool, dry place. Keep batteries away from children.
- Eco-Friendly: By choosing rechargeable batteries, you contribute to environmental protection by reducing the number of disposable batteries.
Safety Information
The PUJIMAX batteries are equipped with advanced safety features to ensure reliable and safe operation:
- Overcharge Protection: Prevents batteries from being overcharged, extending their lifespan.
- Overdischarge Protection: Protects batteries from deep discharge, which can damage them.
- Overheating Protection: Monitors battery temperature during charging and operation.
- Short-Circuit Protection: Automatically cuts off power in case of a short circuit.
General Safety Guidelines:
- DO NOT disassemble, crush, or puncture the batteries.
- DO NOT expose batteries to fire or extreme temperatures.
- DO NOT charge non-rechargeable batteries in this charger.
- Ensure correct polarity when inserting batteries into devices and the charger.

Image: Diagram illustrating the internal safety features of the PUJIMAX AA battery, including overcharge, overdischarge, overheating, and short-circuit protection.
Troubleshooting
- Charger LED shows red: If the LED light is flashing red, it indicates an incompatible battery, a short circuit, or an incompatible battery type. Remove the battery and ensure you are using only 1.5V lithium rechargeable AA batteries.
- Batteries not charging: Ensure the USB-C cable is securely connected to both the charger and the power source. Verify the power source is active. Check if the batteries are inserted with correct polarity.
- Reduced battery life: While designed for longevity, battery performance can vary based on device usage and environmental factors. Ensure batteries are fully charged before use.
Specifications
| Feature | Detail |
|---|---|
| Product Dimensions | 2.8 x 2 x 2.8 inches |
| Item Weight | 10.9 ounces |
| Item Model Number | PUJ-LI3400-8C |
| Battery Type | Lithium Ion (AA) |
| Battery Capacity | 3400 Milliamp Hours (mWh) |
| Output Voltage | 1.5V Constant Output |
| Charging Time | Approx. 2.5 hours (for full charge) |
| Recharge Cycles | 1800+ |
| Manufacturer | PUJIMAX |
Warranty & Support
This product is covered by a return policy allowing for refund or replacement within 30 days of purchase. For any questions, technical support, or warranty claims beyond this period, please contact PUJIMAX customer service directly. Refer to the contact information provided on the product packaging or the official PUJIMAX website for assistance.