2 Watt Solar Charger Kit

This lightweight, monocrystalline 2 Watt solar panel and 4,000mAh USB battery is a tough and light solar charging combo. The panel is waterproof, scratch resistant, and UV resistant. If you're looking for a simple and and inexpensive charging solution, this is it.


  • smartphone charges from Voltaic battery
  • hours in the sun to charge smartphone
  • hours of smartphone usage from 1 hour in the sun
  • tablet charges from Voltaic battery
  • hours in the sun to charge tablet
  • minutes of tablet usage from 1 hour in the sun

How it Works USB Chargers

USB Battery - whats included

2 Watt Panel +

  1. USB Charging Cable - charges V15 battery from any USB port
  2. V15 USB Battery
  3. MicroUSB Adapter - connects to Android phones (iPhones use standard USB cable)
  4. USB Output Cable - connects to phone adapters


Size and Weight
  • Solar Panels: 5.3 x 4.4 x 0.2 in (13.5 x 11.3 x 0.5cm), Battery: 4 x 2.5 x 0.5 in (10.2 x 6.35 x 0.16 cm)
  • 0.5 pounds (231g) including battery and solar panel
Solar Panel Output
  • Monocrystalline cells - 19% efficient
  • Open Circuit Voltage: 7.0V
  • Peak Voltage: 6.0V
  • Peak Current: 0.37A
  • Peak Power: 2.2 Watts
Solar Panel Construction
  • Urethane coating
  • 3mm Aluminum/Plastic composite substrate
Panel Mounting and Cables
  • 4 screws on back corners of panel allow multiple mounting options
  • Output cable is 8.5 inches, 22cm long and connects to V15 battery via included adapter
V15 USB Battery
  • Capacity: 4,000mAh, 15 Watt Hours
  • Output: 5V/1A USB
  • Input: 5-6V, 1A
  • Battery Type: Li-Polymer
  • Protection: Short Circuit, Over Charge, Over Discharge, Over Current, Over Temperature
V15 USB battery - whats included

Battery Functions:

  1. Power Button
  2. Charge Indicator
  3. USB Output to Charge Devices
  4. USB Input to Charge Battery

Charges all USB Devices including all Apple, Android and Blackberry smartphones.

Charges all tablets that are powered by USB including Apple iPads and Samsung Tablets. Will not charge tablets that charge at 12 or 16 Volts.

Digital Cameras:
Compatible with cameras that charge from USB like GoPros. Not compatible with DSLRs.


Optional Phone Adapters

Optional Phone Adapters