Amazon.com: Power 2000 Digital Camera Battery, Works with Nikon Coolpix P600 Digital Camera, (li-ion, 3.8V, 2200 mAh) Ultra Hi-Capacity, Compatible with Nikon EN-EL23 Battery : Electronics
Amazon.com: EN-EL23 Battery for Nikon COOLPIX P600 Camera &More Models + Microfiber Cloth : Electronics
Amazon.com: Synergy Digital Tablet Battery, Works with Samsung SM-P600 Tablet, (Li-Pol, 3.8V, 8220 mAh) Ultra Hi-Capacity Battery : Electronics
Fenton PowerPal P600 replacement battery (rechargeable, high rate)
New Original Nikon EN-EL23 Battery for Nikon COOLPIX P600 P900 S810 | eBay
Fenton PowerPal P600 UPS System Battery | OSI Batteries
Amazon.com: Cameron Sino Rechargeble Battery for Nikon Coolpix P600 : Electronics