Tyfy EN-EL20 Li-ion Camcorder Battery Replaces NIKON EN-EL20 Camera Battery.Tyfy Batteries are the most reliable, efficient and Long Lasting solution for the professional Camera/Camcorder. Tyfy Batteries gives highest back up and more recycle than the other brand batteries. The battery needs to be stored in the dry and cold place. The recommended storage temperature is 10-30 DegreeC. Model: for NIKON EN-EL20. Voltage: 7.4V. Capacity: 850mAh. Cell type: Li-ion. Fit For Nikon 1 J1 Digital Camera Battery