Overview

• Apple unveiled a slim MagSafe battery at the iPhone 17 event, claiming up to 40 hours of total use when paired with the iPhone Air and describing a pocket-friendly design.
• Details beyond Apple’s runtime claim remain limited, marking the company’s first new first‑party magnetic battery after a lull noted by reviewers.
• Anker’s Nano Power Bank earned positive hands-on marks for an 8.6mm profile, 5,000mAh capacity, 15W Qi2 wireless charging, and up to 20W via USB-C, with strong magnets and cooler operation reported.
• Retail pricing pressure is rising as Engadget highlights discounts on older Anker models, including the 622 Magnetic Battery down 42 percent to $28 and newer Qi2 10,000mAh options about 25 percent off.
• Qi2 certification enables 15W magnetic wireless charging on compatible iPhones, while some discounted legacy models top out at 7.5W, and all stated performance figures reflect manufacturer claims and early reviews.