This Qi2 power bank might be a glimpse at the future of smartphone battery tech

Have you ever purchased a 5,000mAh Magsafe battery bank thinking, “This should fully charge my iPhone or even more because my iPhone battery is smaller”? But then, with real-world use, you only get 50% to 80% charge? This has happened to me on a few occasions. While the mAh measurement of those battery banks is true, Lithium-ion battery tech tends to lose energy through heat, wireless charging inefficiencies, and voltage conversion. But solid state battery tech is here to fix that, and Kuxiu’s S2 has shown me the future. more…

May 6, 2025 - 17:24

This Qi2 power bank might be a glimpse at the future of smartphone battery tech

Have you ever purchased a 5,000mAh Magsafe battery bank thinking, “This should fully charge my iPhone or even more because my iPhone battery is smaller”? But then, with real-world use, you only get 50% to 80% charge? This has happened to me on a few occasions. While the mAh measurement of those battery banks is true, Lithium-ion battery tech tends to lose energy through heat, wireless charging inefficiencies, and voltage conversion. But solid state battery tech is here to fix that, and Kuxiu’s S2 has shown me the future. more…