Amazon.com: Synergy Digital Camera Battery, Compatible with Canon MVX3i Digital Camera, (Li-ion, 7.4V, 1500mAh) Ultra High Capacity, Replacement for Canon BP-508 Battery : Electronics
BP-511 Battery or Slim USB Charger for Canon MVX2i MVX3i MVXli MV30 MV30i MV300 | eBay
BP-511 Battery or LCD Dual Charger for Canon MVX2i MVX3i MVXli MV30 MV30i MV300 | eBay