Long rectangular shape with one contact on each side. 3.7 Volt Li-Ion Digital Camera Battery. Fits models; Fuji FinePix 4800Zoom, Fuji FinePix 4900, Fuji FinePix 4900Zoom, Fuji FinePix 6800Zoom, Fuji FinePix 6900Zoom, Fuji MX-1700, Fuji MX-1700 Zoom, Fuji MX-2700, Fuji MX-2900, Fuji MX-4800, Fuji MX-4900, Fuji MX-6800, Fuji MX-6900, Kodak DC 4800, Kyocera Elite