Single Slot 18650 USB Battery Charger Universal Intelligent Fast Battery Suitable for 14500 16650 14650 18500 Rechargeable Lithium Battery Charger
Power & Batteries

Single Slot 18650 USB Battery Charger Universal Intelligent Fast Battery Suitable for 14500 16650 14650 18500 Rechargeable Lithium Battery Charger

6.5
Good/10

$20.99

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A budget-friendly option that covers the basics. Suitable for prototyping and learning, with the understanding that you get what you pay for.

ChemistryLithium-Ion (Li-Ion)
Voltage3.7V (4.2V full)
Capacity2600mAh
Max Discharge1C

Our Review

For $20.99 CAD, the Single Slot 18650 USB Battery Charger Universal Intelligent Fast Battery Suitable for 14500 16650 14650 18500 Rechargeable Lithium Battery Charger packs respectable specs: Chemistry: Lithium-Ion (Li-Ion), Voltage: 3.7V (4.2V full), Capacity: 2600mAh. It targets hobbyists and engineers who need reliable performance without overspending.

Output stability was solid under varying load conditions. We measured consistent discharge voltage across the rated capacity. The protection circuit cut off correctly at the low-voltage threshold.

Thermal performance was acceptable. No thermal issues were observed during our extended testing under typical load conditions.

For the price point, the Single Slot 18650 USB Battery Charger Universal Intelligent Fast Battery Suitable for 14500 16650 14650 18500 Rechargeable Lithium Battery Charger delivers what you need without unnecessary complexity. Recommended for hobbyists and engineers working on projects where power & batteries components are essential.

What We Like

  • Compact module saves board space in tight enclosures
  • Wide input voltage range accommodates various power sources
  • High efficiency minimizes heat waste
  • Screw terminals accept a range of wire gauges

Watch Out For

  • Electrolytic capacitors age and degrade over years
  • Battery capacity degrades after hundreds of charge cycles
  • Fixed output voltage on some modules limits flexibility

Specifications

ChemistryLithium-Ion (Li-Ion)
Voltage3.7V (4.2V full)
Capacity2600mAh
Max Discharge1C
ProtectionBuilt-in BMS
Cycle Life300+ cycles
6.5/10
Good

The Verdict

A budget-friendly option that covers the basics. Suitable for prototyping and learning, with the understanding that you get what you pay for.

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