Samsung PD Powerbank – 10000mAh 25W Super Fast Charging Battery Pack – Fast, high-capacity power for instant boosts and quick recharges on the go. Features: Charge quickly on the go. Made with UL-certified recycled materials Elevated, ergonomic design. Energy boost for two at a timeInput Voltage 9 V. Output Voltage 9 V. Warranty: 6 Months