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When Lightning accessories such as headphones are connected, charging is limited to 7.5W to comply with regulatory standards. To use both the iPhone and Watch charger at the same time, the MagSafe Duo Charger requires at least 15W (5V/3A or 9V/1.67A), but this will result in slower charging. Higher wattage adapters at or above 9V/3A will also deliver a maximum of up to 14W peak power to your iPhone.iPhone 12 mini and iPhone 13 mini can get up to 12W for faster wireless charging with at least 9V/2.62A.

9V/2.22A power adapter provides up to 11W of power.USB-C connector (USB-A is not supported).The MagSafe Duo Charger requires the following ratings to deliver faster wireless charging: The power delivered to the iPhone at any moment will vary depending on various factors including temperature and system activity.Īll power adapters have different ratings for the amount and rate of power delivery. MagSafe will dynamically optimize power delivered to the iPhone.

The MagSafe Duo Charger is designed to negotiate the maximum power up to 9 volt (V) and 3 amp (A) with a USB PD compatible power adapter. If you happen to place your iPhone on the MagSafe Duo Charger before plugging into a power source, remove your iPhone from the MagSafe Duo Charger, wait three seconds, and then put it back on to resume maximum power delivery. This allows MagSafe to verify that it's safe to deliver maximum power. It's important to plug into a power source before placing your iPhone on the MagSafe Duo Charger. For iPhone 12 mini and iPhone 13 mini, the MagSafe Duo Charger delivers up to 12W of peak power delivery. The actual power delivered to the iPhone will vary depending on the wattage of the power adapter and system conditions. The system intelligently adapts to conditions to optimize charging your compatible iPhone at up to 14W of peak power delivery. For comparison, the single MagSafe charger costs $39 and works with the $20 20W USB-C adapter.The MagSafe Duo Charger is designed to quickly and safely wirelessly charge your iPhone 12, iPhone 13, or iPhone 14 and your Apple Watch simultaneously. Quick math shows that $178 gets you 14W wireless charging for one phone and one smartwatch. To achieve the 14W rates you need a charger of at least 27W, which for that that want to stick with Apple official accessories means they need to purchase the 30W plug for the MacBook that costs $49. You have to purchase the 20W USB-C power adapter separately and doing that will only get you 11W charging speeds. The bad news do not stop here - the $129 accessory ships with no power brick - there’s only USB-C to Lightning cable in the box. The news aren't great though - its charging speeds only reach 14W though, which is lower than the single MagSafe 15W charger. Now the company finally listed the accessory on its website giving us a few more details. Apple introduced its MagSafe compatible accessories back in October and one of the more impressive gadgets was the MagSafe duo charger that can fill the batteries of an iPhone and an Apple Watch simultaneously.