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 EN-EL5 Rechargeable Li-ion Battery — Glazer's Camera
2 x Power2000 EN-EL5 Battery for Nikon Coolpix for P6000, P500, P90, P530, S10 | eBay
Amazon.com: Synergy Digital Camera Battery, Compatible with Nikon Coolpix 5200 Digital Camera, (li-ion, 3.7V, 1100 mAh) Ultra High Capacity, Replacement for Nikon EN-EL5 Battery : Electronics