Specifications: Capacity:111Wh, 7.5Ah/14.8V(30000mAh,3.7V) Dimensions(LWH):119x110x159mm/230x160x210mm(Outer packing) Weight:about 1.15Kg/1.82Kg(total weightof package) Built-in Battery:High Quality Lithium ion Batteries Input Recharging: Adapter: DC19V/1.5A