BM Premium 4 Pack of EN-EL23 Batteries for Nikon Coolpix B700, P600, P – Big Mike's Electronics
Amazon.com : BM Premium 2 Pack of EN-EL23 Batteries and Dual Battery Charger for Nikon Coolpix B700, P900, P600, P610, S810c Digital Camera : Electronics
Gomadic High Capacity Rechargeable External Battery Pack suitable for the Nikon Coolpix B700