* 1. Would you feel able to rely on a non-solar, self sufficient charger to power your mobile devices in the field?

* 2. What do you feel is the most important element of a portable self sufficient charger? i.e size, weight, functionality, etc

* 3. What do you like most about portable self sufficient chargers currently available from other companies?

* 4. What changes would most improve products currently available from other companies?

* 5. How much you be willing to pay for a self sufficient charging devices suitable for extreme weather of -50degrees Celcius (north pole conditions)

* 6. If you are not likely to use our new product, why not?

* 7. Are you aware of any self sufficient mobile chargers on the market that do not rely upon the power of the sun?