Replacement BP-1900 Battery for Samsung NX1 Digital Camera + More!!! BP1900 Li-ion Rechargeable Battery for Samsung NX1 Digital SLR Digital Camera Battery Specifications - Energy Storage Capacity: 2200mAh /Voltage: 7.4 volts, Chemistry: Li-ion 100% Memory Free Super Long Time Recording battery has a one-year warranty Includes BP1900 Battery + Micro Fiber Cleaning Cloth