The 6000 series power pack is a compact backup battery that extends the life of your average smartphone by up to 3 full charges. Perfect for the daily work commute or day trip. All Swiss Mobility chargers come pre-charged and ready to use out of the box; compatible with Android, iOS, cameras and more. 6000 mah Universal Power Pack. High Speed Safe Charging. Up to 27 hours additional Talk Time. Integrated charge indicator telling you how much charge remains in your charger. Pre-Charged & Ready for Smartphones and Tablets. Dual Port to allow the charging of two devices at the same time. Premium Soft-Touch Finish.