CameronSino Battery for Nikon D100 D100 SLR D50 D70 D70s fits Nikon EN EL3 EN EL3a Digital camera Batteries 1300mAh 7.40V Li ion|Replacement Batteries| - AliExpress
Amazon.com: Nikon D100 Digital Camera Battery Charger (110/220v with Car & EU adapters) - UltraPro Replacement Charger for Nikon EN-EL3, ENEL3a and ENEL3e Battery : Electronics