Verbatim Charge 'n' Go Power Bank 27000mAh 183W Grey. Battery capacity: 27000 mAh, Battery technology: Lithium-Ion (Li-Ion), Fast charging technology: Power Delivery 3.1, Quick Charge 3.0, Battery voltage: 3.7 V. USB Type-A output ports: 1, USB Type-C ports quantity: 2. Total output power: 183 W, Output current: 5 A. Product colour: Grey