Apple iPhone Air MagSafe Battery 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 per cent additional charge to iPhone Air — extending battery life further than the battery life of any other iPhone. 1 Smart behaviour Attach the MagSafe Battery to your fully charged iPhone Air for all-day use. To maximise battery life, the combined system will choose the best times to recharge. Or when you need a quick boost, just snap it on for up to 12W of fast wireless charging on the go. Fast charging For even faster charging of your iPhone Air, attach the MagSafe Battery and connect it to a 20W or higher power adapter at the same time. 2 Additional information: Depth: 1.8 CM Height: 15.8 CM Width: 8.6 CM 1Accessories sold separately. 2 Testing conducted by Apple in July 2025 using pre-production iPhone Air units and software while subscribed to LTE and 5G networks, paired with pre-production MagSafe Battery units and software. Tested with screen locked. All settings were default except: Wi-Fi was associated with a network; the Wi-Fi feature Ask to Join Networks, Auto-Brightness and True Tone were turned off.