Enjoy up to 10 extra hours of talk time, automatic battery status in iOS, and effortless charging for your iPhone, AirPods, and Qi-compatible smartwatches—no cables, no apps, no setup required. The Petl Magnetic Battery Pack is crafted from black anodized aluminum with a tempered glass top. It magnetically snaps to the back of your iPhone for fast, wireless power on the go. At just 70mm wide and 14mm thin, it’s one of the most compact and stylish power packs available.