Amazon.com : Synergy Digital Camera Battery, Compatible with Nikon Coolpix P510 Digital Camera, (li-ion, 3.7V, 1100 mAh) Ultra High Capacity, Replacement for Nikon EN-EL5 Battery : Electronics
Nikon MH-31 Charger
EN-EL14 Rechargeable Li-ion Battery | Nikon
Nikon EN-EL14a Lithium Ion Battery by Nikon at B&C Camera