Mini Polycrystalline Silicon Solar Panels High Conversion Rate 2W 5V Portable USB Solar Panel Charger for Emergency, for Cell Phone Charging, Home Lighting
Power & Batteries

Mini Polycrystalline Silicon Solar Panels High Conversion Rate 2W 5V Portable USB Solar Panel Charger for Emergency, for Cell Phone Charging, Home Lighting

6.7
Good/10

$19.80

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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.

Output Power2W
Output Voltage5V
Cell TypePolycrystalline
Efficiency20%

Our Review

After integrating the Mini Polycrystalline Silicon Solar Panels High Conversion Rate 2W 5V Portable USB Solar Panel Charger for Emergency, for Cell Phone Charging, Home Lighting into several test builds, we found it to be a capable component for the price. Key specs include Output Power: 2W, Output Voltage: 5V, Cell Type: Polycrystalline.

Output stability was solid under varying load conditions. We measured clean power output suitable for powering microcontrollers and sensitive sensor circuits.

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

For the price point, the Mini Polycrystalline Silicon Solar Panels High Conversion Rate 2W 5V Portable USB Solar Panel Charger for Emergency, for Cell Phone Charging, Home Lighting delivers what you need without unnecessary complexity. Recommended for hobbyists and engineers working on projects where power & batteries components are essential.

What We Like

  • Wide input voltage range accommodates various power sources
  • Compact module saves board space in tight enclosures
  • Built-in protection circuits prevent damage
  • Screw terminals accept a range of wire gauges

Watch Out For

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

Specifications

Output Power2W
Output Voltage5V
Cell TypePolycrystalline
Efficiency20%
Dimensions200x170mm
Weather RatingSplash-resistant
6.7/10
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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