Here's a more detailed breakdown:
Battery Type: Li-Ion, non-removable.
Charging: Supports wired (15W, PD2.0) and wireless (Qi) charging.
Fast charging: Up to 50% charge in 30 minutes with a 20W adapter or higher (sold separately)
Other: Built-in rechargeable lithium-ion battery, wireless charging (works with Qi chargers), and charging via USB to computer system or power adapter