Battery type: Li-Poly 3.85 V Capacity: 3.85 V ⎓ 20000 mAh, 77 Wh USB-C input power: 5 V ⎓ 3 A (15 W), 9 V ⎓ 2 A (18 W), 12 V ⎓ 1.5 A (18 W) USB-C cable input power: 5 V ⎓ 3 A (15 W), 9 V ⎓ 2 A (18 W), 12 V ⎓ 1.5 A (18 W) Wireless output power: 15 W Wireless charging efficiency: ≥75% Maximum wireless charging distance: up to 5 mm USB-A output power: 5 V ⎓ 3 A (15 W), 9 V ⎓ 2 A (18 W), 10 V ⎓ 2.25 A (22.5 W), 12 V ⎓ 1.5 A (18 W) USB-C output power: 5 V ⎓ 3 A (15 W), 9 V ⎓ 2.22 A (20 W), 10 V ⎓ 2.25 A (22.5 W), 12 V ⎓ 1.67 A (20 W) USB-C cable output power: 5 V ⎓ 3 A (15 W), 9 V ⎓ 2.22 A (20 W), 10 V ⎓ 2.25 A (22.5 W), 12 V ⎓ 1.67 A (20 W)