Amazon.com : Replacement for Canon LEGRIA HF R406 Battery and Charger - Compatible with Canon BP-727 Digital Camera Batteries and Chargers (2400mAh 3.6V Lithium-Ion) : Electronics
Battpit: Camcorder Battery Replacement for Canon LEGRIA HF R38 (850 mAh) BP-819 3.6 Volt Li-ion Camcorder Battery - Walmart.com