Realtron PB-2500. Colour of product: Black, Charger compatibility: Smartphone, Compatibility: apple iPhone 5s/6/6 Plus, Samsung Galaxy s5/s6, Sony Xperia z3. Battery technology: Lithium-Ion (Li-Ion), Battery capacity: 2500 mAh, Charging source: USB. USB input port type: Micro-USB. Width: 62 mm, Depth: 8 mm, Height: 96 mm. Cables included: Micro-USB