Amazon.com: Synergy Digital Camera Battery, Works with Nikon Coolpix 5400 Digital Camera, (li-ion, 7.4V, 850 mAh) Ultra Hi-Capacity, Compatible with Nikon EN-EL1 Battery : Electronics
1Battery) EN EL1 ENEL1 EN EL1 1400mAh Battery and Charger for Nikon CoolPix 4300 5400 8700 500 775 880 885 990 995 BatBR on OnBuy
Li-ion Battery for NIKON Coolpix 5400 Coolpix 8700 Coolpix 4800 NEW | eBay
2x Battery EN-EL1 ENEL1 for Nikon Coolpix 4800, 5000, 5400, 5700, 8700. - compare list of compatibility!: Amazon.co.uk: Electronics & Photo
Nikon Coolpix 5400 Review: Digital Photography Review
1Charger) EN EL1 ENEL1 EN EL1 1400mAh Battery and Charger for Nikon CoolPix 4300 5400 8700 500 775 880 885 990 995 BatBR on OnBuy