2Pcs 1800mAh Li-70B Li 70B Battery + Dual USB Charger for Olympus FE-4020 FE-4040 FE4020 FE4040 D705 FE5040 D-705 D-710 VG-110 - AliExpress
2x Pack - Olympus D-705 Battery + Charger with Car & EU Adapters - Replacement for Olympus LI-70B Digital Camera Battery and Charger (650mAh, 3.6V, Lithium-Ion) - Walmart.com