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Voltaic Systems

Voltaic Systems USB Solar Charger ARC10W

  • 10 watt, 5 volt folding solar panel, USB output
  • About 1.5 hours in direct sun to charge most smartphones
  • 0.68 pounds, 10 x 13 inches open
  • ETFE coating: waterproof, UV and scratch resistant
  • 24 month warranty on defects

Updated 23 days ago · Based on the Amazon listing and published specifications, not hands-on testing.

Our verdict

A light folding USB solar panel for trips where you need to recharge a phone or tablet. It needs direct sun and delivers one USB output, with no battery inside.

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ASIN: B01K6L1YWAModel: Arc 10

Overview

Voltaic's Arc is a folding solar panel with high-efficiency SunPower cells and a single USB output. Reinforced corner mounts let it attach to backpacks, bicycles and touring gear.

Travelers get light weight and quick charging in strong sun. The coating is meant for outdoor exposure. Without a built-in battery, it only charges while sunlight hits the panel.

Who it's for

Backpackers, bike tourers and travelers who carry USB devices and spend time in direct sun will mount this on a pack or frame. People who need stored power after dark, or who stay mostly in shade, should add a battery pack.

Pros and cons

Pros
  • Light and folds compact
  • Rugged ETFE surface
  • Reinforced corner mounts
  • USB output for many devices
Cons
  • No built-in battery
  • Needs direct sunlight
  • One USB port only
  • Output depends on sun angle

Performance notes

Sunlight on the high-efficiency cells produces current that passes through the USB port at the rated voltage and amperage. Angle and cloud cover change output, so facing the panel at the sun matters. The seller says direct sun charges most phones in a short window.

Specifications

BrandVoltaic Systems
ModelArc 10
Dimensions & fit
Item Weight10.88 ounces
Power & efficiency
Amperage2 A
Input Voltage5 volts
Power PlugNo Plug
Power SourceSolar Powered
Wattage10 watts
Construction & materials
Enclosure MaterialEtfe
Compatibility & installation
Compatible DevicesCameras, Cellular Phones 12, Tablets
Compatible Phone ModelsSamsung, iPhone, Smart Phones, Apple
Mounting TypeWall Mount
Included components
Unit Count1 Count
Other details
Connector TypeUSB
Mfr Part NumberARC10W
Special FeaturesTravel,Waterproof

Frequently asked questions

Can I leave the Voltaic Arc 10 watt panel outdoors?

The seller says the waterproof, UV and scratch-resistant coating is built to go wherever you go. The listing gives no cleaning or storage instructions.

What can the Voltaic Arc 10 watt charge?

USB devices, including smartphones, tablets and DSLR camera batteries, plus several named camera brands.

Does the Voltaic Arc 10 watt have a battery?

No. The listing describes a solar panel with a USB output and no battery.

How long does the Voltaic Arc 10 watt take to charge a phone?

About 1.5 hours in direct sunlight for most smartphones, according to the seller.