Answer: The 1.5V AAA 750 mWh USB Li-ion battery combines stable voltage output, 500+ recharge cycles, and USB-C compatibility to power low-drain devices like remotes and wireless mice efficiently. Its built-in IC chip prevents overcharging, while 750 mWh capacity ensures 2-3 months of runtime per charge. Includes a 15cm braided nylon charging cable for convenience.
How Does the Daly Smart BMS Enhance Battery Management Systems?
How Does Voltage Stability Affect Device Performance?
Traditional NiMH batteries drop from 1.5V to 1.2V during discharge, causing inconsistent performance in precision electronics. This Li-ion model uses voltage regulation circuitry to maintain 1.5V±0.05V until 95% discharge, ensuring:
- Smooth cursor tracking in optical mice
- Consistent IR transmission range in remotes
- Stable backlighting in keyboards
What Safety Features Prevent Overheating?
The battery integrates four protection layers:
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- Multi-fuse overcurrent protection (10A threshold)
- Thermistor-based temperature control (60°C cutoff)
- Pressure relief vents for gas expansion
- Short-circuit resistance via separator reinforcement
Third-party testing shows 0.001% failure rate under IEC 62133-2 standards.
The multi-fuse system employs dual parallel fuses that act as circuit breakers during power surges, such as when charging via unstable USB ports. The thermistor’s negative temperature coefficient ensures real-time monitoring, automatically pausing charging if ambient temperatures exceed safe limits – particularly useful for devices left in cars during summer. Pressure vents use laser-drilled micro-openings that release gases without compromising the sealed structure, while the reinforced polyethylene separator withstands 150°C temperatures without shrinkage.
How Does the JK Active Balancer Optimize Battery Performance?
Which Devices Are Incompatible With This Battery?
Avoid using with:
- High-drain devices (digital cameras, flashlights)
- Devices requiring >1.8V input
- Non-AAA sized battery compartments
- Analog equipment without voltage regulation
Compatible with 95% of Logitech/Microsoft wireless mice and major TV remote brands.
High-drain devices like DSLR camera flashes demand 2A+ current pulses that exceed this battery’s 1.5A continuous discharge rating. Devices with boost converters (e.g., some LED flashlights) may attempt to draw excessive power, triggering safety shutoffs. The 1.5V output makes it unsuitable for vintage electronics like transistor radios designed for 1.35V mercury cells. Always verify compartment dimensions – while standard AAA size (44.5mm length, 10.5mm diameter), some security device housings have +/-0.2mm tolerances that may cause fit issues.
How Does Charging Speed Compare to Traditional Options?
| Metric | Li-ion 750mWh | NiMH 800mAh |
|---|---|---|
| Full Charge Time | 2.1 hrs (5V/1A) | 8-12 hrs |
| Self-Discharge/Month | 2% | 15-20% |
| Cycle Life | 500+ | 300-500 |
Expert Views
“This battery solves the ‘voltage cliff’ problem plaguing rechargeable AAAs. By combining lithium manganese oxide chemistry with buck converters, it delivers flat discharge curves critical for RF devices. The real innovation is the hybrid charging system supporting both USB-C and legacy micro-USB through adaptive pin detection.” – Dr. Elena Voss, Power Systems Engineer
Conclusion
With 18-month lifespan, 50% lighter weight than alkalines, and 70% cost savings over disposables, this USB-rechargeable AAA battery sets a new standard for eco-conscious device power. Its IPX4 splash resistance and -20°C to 60°C operating range make it suitable for diverse environments.
FAQs
- Can I charge while using the device?
- Yes – simultaneous charge/use is supported via passthrough power management.
- Does it work with Apple Magic Mouse?
- Compatible with 2nd-gen and later models. May not fit 1st-gen due to compartment size.
- How to dispose of expired units?
- Return to certified e-waste centers. Contains 98% recyclable materials including cobalt and lithium.