BIG MIKES ELECTRONIC BM-ENEL3EK3A BM Premium EN-EL3e Battery and Battery Charger for Nikon D90, D200, D300, D300S, D700 Digital SLR Camera
Amazon.com : Nikon D90 Digital Camera Battery Charger (110/220v with Car & EU adapters) - Replacement Charger for Nikon EN-EL3, ENEL3a, ENEL3e and Samsung SLB-1674 Batteries : Electronics
Amazon.com : Nikon MH-18a Quick Battery Charger for the EN-EL3e Battery compatible with Nikon D80, D200, D300 and D700 Digital SLR Cameras : Electronics