* 1. What mobile do you use?

* 2. How long does the battery last?

* 3. Would you like a mobile cover with an inbuilt battery?

* 4. What kind of battery case would you buy?
Note: Time is roughly calculated for a Samsung Galaxy S3.

* 5. What type of case would you like?

* 6. What color would you like your case to be?

* 7. Please give us your email to get a 20% discount on purchase of your battery cover.
Don't worry, we will not share your email with any third party.

* 8. Please give us your comments so that we can design our products more effectively to match your needs.