Anker 335 20000mAh 22.5w Fast Charging Power Bank With Built-in USB-C Cable 2USB-C & USB-A White A1647H21

Specs:

Model Number: A1647 

Cell Capacity: 20,000mAh 

Weight: 11.11 oz / 315 g 

Dimensions: 113 × 72 × 30.5 mm (4.5 × 2.8 × 1.2 in)

Input:  

USB-C built-in cable: 20W Max 

USB-C Port: 20W Max 

Output: 

USB-C built-in cable: 22.5W Max 

USB-C Port: 22.5W Max 

USB-A Port: 22.5W Max 

Total Output: 15W  

Note: - iPhones and certain AirPods models require the use of a Lightning cable (not included)

NOTE: The real capacity of a power bank with a 20,000 mAh battery ranges between 13,000 and 13,300 mAh. This is because of voltage conversion and power loss.