Amazon.com: Synergy Digital Camera Battery, Compatible with Nikon Coolpix P100 Digital Camera, (li-ion, 3.7V, 1100 mAh) Ultra High Capacity, Replacement for Nikon EN-EL5 Battery : Electronics
2X EN-EL5 Camera Battery and LCD Display Battery Charger for Nikon Coolpix P530, P520, P510, P100, P500, P5100, P5000, P6000, P90, P80: Amazon.co.uk: Electronics & Photo
Battery for Nikon Coolpix P80, P90, P100, P500, P510, P5000... See List!: Amazon.co.uk: Electronics & Photo
ENL-EL5 Battery or AC Charger For Nikon Coolpix P100 P3 P4 P500 P510 P520 P530 | eBay