Sunpak TAI-S1112-50 7.4-Volt 1500 mAh Lithium-Ion Battery Pack (Replaces Nikon EL3) Rechargeable, long-lasting lithium-ion digital camera battery Generic replacement for the Nikon EL3 camera battery Long-lasting power rating of 7.4 volts and 1300 mAH Memory-free technology lets you charge battery at any time Compatible with Nikon D50, D70, D70s, and D100 models