About 50% off the battery or Free Gel Pack
--In order to get the true feedbacks from our customers, we leave the card with our items. There might be "50% off the battery " or "Free Gel pack" on the card shipped with the items you bought from us.
If you buy the items from www.arrislife, please write a true review for the items you bought (We need to get more feedbacks to improve our products, making it better and better), and then send the screenshot of the review to email@example.com with your order number, we will send the coupon code to you for them.
If you buy the items from Amazon, please send email to firstname.lastname@example.org with your order number, and the customer service will tell you how to do.