Powerextra 2 x EN-EL5 Replacement Nikon Battery Compatible with Nikon CoolPix 3700, 4200, 5200, 5900, 7900, P3, P4, P80, P90, P100, P500, P510, P520, P530, P5000, P5100, P6000, S10 Battery Type: Li-ion / Voltage:3.7V / Capacity:1400mAh Charging at any time will have no effect on the battery Includes 2 batteries power for your Nikon CoolPix P-100, P-500, P510 Superior quality cells have overcharge, over discharge, over voltage and short circuit protection for better battery life. Products come with our Powerextra is 30 days money back,and 24 Hours friendly customer service!