Why Battery Swelling Happens in Wearable Devices?
I often meet teams after swelling complaints appear. The product looks finished, the launch is…
High-performance AA lithium battery with USB Type-C direct charging, available in 1480mWh, 2400mWh, and 3330mWh capacities. Offers fast charging, stable 1.5V output, and long cycle life—perfect for remotes, toys, flashlights, and other everyday devices.
| Product Type | Rechargeable Li-ion Battery |
|---|---|
| Model number | AA |
| Voltage (Nominal) | 1.5V |
| Capacity (Nominal) | 1480mWh, 2400mWh, 3330mWh |
| Dimensions | 14500 |
| Constant Discharge Current | Typically 0.5C-1C |
| Working Temperature | charge: 0-45℃; discharge: -20-60℃ |
Our 1.5V AA Rechargeable USB Type-C Li-ion Batteries combine high energy density, stable voltage output, and the convenience of direct USB-C charging. Perfect for both household and professional devices, they are available in three capacities—1480mWh, 2400mWh, and 3330mWh—to suit various energy requirements.
✅ Direct USB Type-C Charging – Built-in charging port, no external charger needed.
✅ Stable 1.5V Output – Consistent voltage ensures optimal device performance.
✅ Multiple Capacities – Available in 1480mWh, 2400mWh, and 3330mWh to suit different power needs.
✅ Fast Charging – Fully charges in about 1–2 hours, saving time and increasing convenience.
✅ Long Cycle Life – Can be recharged hundreds of times, reducing battery waste.
✅ Built-in Protection Circuit – Prevents overcharge, over-discharge, short circuit, and overheating.
✅ Eco-Friendly & Cost-Effective – Reduces the need for disposable alkaline batteries.
✅ Universal AA Size – Fits most household and portable electronic devices.
| Battery Size | AA | Cathode Materials | LiCoO2 |
| Model | 14500 | Operating Temperature(℃) | -20~60°C |
| Voltage | 1.5V | Battery Type | Solid state |
| Brand Name | LithoTop | Charge model | DC 5V USB Type C |
| Product name | 1480mWh, 2400mWh, 3330mWh | Features | High Discharge,Environmental Safety Long Life |
| Weight | 20g | OEM/ODM | Customized OEM ODM Battery Pack |
| Lead time | 5-7 days after received payment | Cycle Life | 500 times |
| Warranty | 12 months | Application | Consumer Electronics, Power Tools, BOATS, Toys |


Nominal voltage: 3.7V |Charge voltage: 4.2V |Customized capacity(mAh):
2400mAh, 3000mAh, 3600mAh, 4000mAh, 4400mAh, 5200mAh
Nominal voltage: 7.4V |Charge voltage: 8.4V |Customized capacity(mAh):
1800mAh, 2000mAh, 2200mAh, 2400mAh, 2600mAh, 3000mAh
Nominal voltage: 3.7V |Charge voltage: 4.2V |Customized capacity(mAh):
3600mAh, 4500mAh, 5400mAh, 6000mAh, 6600mAh, 7800mAh
Nominal voltage: 11.1V |Charge voltage: 12.6V |Customized capacity(mAh):
1800mAh, 2000mAh, 2200mAh, 2400mAh, 2600mAh, 3000mAh


Nominal voltage: 3.7V |Charge voltage: 4.2V |Customized capacity(mAh):
4800mAh, 6000mAh, 7200mAh, 8000mAh, 4800mAh, 10400mAh
Nominal voltage: 14.8V |Charge voltage: 16.8V |Customized capacity(mAh):
2000mAh, 2200mAh, 2400mAh, 2500mAh, 2600mAh, 3000mAh
Nominal voltage: 3.7V |Charge voltage: 4.2V |Customized capacity(mAh):
7200mAh, 9000mAh, 10800mAh, 12000mAh, 13200mAh, 15600mAh
Nominal voltage: 22.2V |Charge voltage: 25.2V |Customized capacity(mAh):
2000mAh, 2200mAh, 2400mAh, 2500mAh, 2600mAh, 3000mAh
Nominal voltage: 7.4V |Charge voltage: 8.4V |Customized capacity(mAh):
6000mAh, 6600mAh, 7200mAh, 7500mAh, 7800mAh, 9000mAh
Nominal voltage: 11.1V |Charge voltage: 12.6V |Customized capacity(mAh):
4000mAh, 4400mAh, 4800mAh, 5000mAh, 5200mAh, 6000mAh

This battery is designed to replace traditional AA alkaline batteries in most devices that require 1.5V constant output, including:
Home Electronics: Remote controls, clocks, wireless doorbells
Portable Lighting: LED flashlights, camping lanterns, headlamps
Gaming & Entertainment: Wireless gaming controllers, portable speakers
Office & Productivity: Wireless keyboards, mice, presentation pointers
Toys & Gadgets: RC cars, drones, electronic toys
Smart Home Devices: Sensors, security cameras, smart locks
LithoTop operates advanced lithium battery manufacturing facilities equipped with automated production lines, precision testing equipment, and strict quality control systems. From cell selection to battery assembly and final inspection, every process is carefully managed to ensure stable performance, reliable quality, and high production efficiency. With experienced engineers and strong OEM/ODM capability, we provide customized battery solutions for customers worldwide.
LithoTop provides comprehensive certification support for custom lithium batteries to help customers accelerate product development and global market entry. From prototype verification to mass production, our engineering team assists with battery compliance, transportation documentation, and international safety standards, reducing certification risks and shortening your project timeline.
Stay updated with the latest lithium battery industry news, product innovations, technology insights, and application trends from LithoTop. Explore expert articles, battery guides, and industry updates to learn more about custom lithium battery solutions, energy storage, UAV batteries, wearable device batteries, and advanced power technologies.
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