Leitz Complete USB Power Bank 12000. Product colour: White, Charger compatibility: Mobile phone/Smartphone, Tablet, MP3/MP4, GPS, E-book reader, Housing material: ABS synthetics. Battery technology: Lithium-Ion (Li-Ion), Battery capacity: 12000 mAh, Charging source: USB. Input voltage: 5 V, Input current: 2 A, Output current: 3.1 A. Input interface: Micro-USB. Width: 24 mm, Depth: 89 mm, Height: 80 mm