DSTE 2x EN-EL9 Battery + DC15 Travel and Car Charger Adapter for Nikon D40 D40X D60 D3000 D5000 Digital Camera as EN-EL9A Battery Type: Li-ion DC 8.4V(max) DC 7.2V(mean) Battery Capacity : 14.1Wh/1900mAh Info Function for Life Indication A 12V Car Lighter Adapter Convenient for Journey Travel Charger Input: AC 100-240V 50/60Hz Output: 8.4V 0.6A