White Mobile phone/Smartphone, Tablet, MP3/MP4, GPS, E-book reader Charging source: USB 2500 mAh Energenie presents the ChargeGenie 25, this is a compact, powerful and stylish power bank. The ChargeGenie 25 has a battery capacity of 2,500mAh more than enough juice to charge your Smart Phone. Its light and compact design means that it fits easily in to your pocket or your hand bag when you're on the go. The ChargeGenie should mean you are never left cursing your phone battery again! p/The Chargenie 25 comes with a 40cm USB to MicroUSB cable and will work with any USB cable that comes with your Mobile Phone Design Charger compatibility Mobile phone/Smartphone, Tablet, MP3/MP4, GPS, E-book reader Product colour White Performance Battery voltage 5 V Battery capacity 2500 mAh Charging source USB Power Power protection features Overcharge, Overdischarge, Short circuit Weight & dimensions Cable length 0.4 m