* 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.