With the Bescor ENEL18C Lithium-Ion Battery Pack, you can power any camera that runs on the EN-EL18C. This replacement battery features a capacity of 3350mAh. It offers 10.8V of output power and has a 36.18Wh energy consumption rate. Small and lightweight, lithium-ion batteries can be charged or discharged at any time without developing memory effect.
 
Compatible Cameras
Nikon Cameras: D4, D4s, and D5