As of 1 May 2018, all orders will ship from our US warehouse. Please click here for more information.

Converter Solar Backpack - Matte Black

Never leave home unprepared again with the all new Converter Solar Backpack. Designed for the weekday warrior, the Converter's high efficiency matte black solar panel and external battery pack keeps your phone and other USB devices charged wherever the day takes you.


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

How it Works USB Chargers

USB Battery - whats included

Converter Solar Backpack +

  1. V15 Laptop Battery
  2. USB to MicroUSB Charging Cable - charges V15 battery from any USB port or charges devices with MicroUSB input


  • Easy-access, 20L main compartment with interior mesh pockets for organization; dedicated side pocket for charging small electronics
  • Charges your phone as fast as it charges at home using industry-leading SunPower high efficiency (22%) solar cells
  • Fabric made from recycled PET (plastic soda bottles) is waterproof, lightweight and UV resistant
  • Fully padded laptop/tablet sleeve holds most 15" laptops and 10" tablets
  • High density molded back section and breathable mesh shoulder harness for ultimate comfort
Size and Weight
  • 18" high x 12" wide x 6" deep (46cm high x 31cm wide x 15cm deep)
  • 2.4 lbs (1,090 grams) including battery and solar panels
Solar Panel
  • 5 Watts at 6 Volts
  • Waterproof, UV-resistant ETFE coating
V15 Laptop 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:
Charges both DSLRs and cameras that charge from USB. For DSLRs, optional camera charger cradle that matches your camera battery is required. Read our tutorial on solar camera charging. DSLR Cradles available from our US webstore only.