OVERVIEW: [ Thin and Light Design ] - The iPhone Air MagSafe Battery was created exclusively for iPhone Air. Designed to slip into your pocket, it feels great in your hand and adds up to 65 percent additional charge to iPhone Air — extending battery life further than that of any other iPhone. [ Smart Behavior ] - Attach the MagSafe Battery to your fully charged iPhone Air for all-day use. To maximize battery life, the combined system will choose the best times to recharge. Or when you need a...