There are 2 equivalent Sharp BT-L221U & BT-L441U batteries & 1 charger to choose from

Outline Model Type RunTime Capacity Price
Sharp BT-221U Camcorder Battery LIV241
BLI177
(BT-L221U)		 Li-ion Up to 1.5 hrs 1250mAh
7.4v		 $38.59 Cdn
($34.37 US)
Sharp BT-L441U Camcorder Battery BLI176-2.2
(BT-L441U)		 Li-ion Up to 3.5 hrs 2500mAh
7.2v		 $51.48 Cdn
($46 US)

Battery Charger

Outline Model Description Price
VBC-LIN2

Universal Li-ion Camcorder Battery Charger. Runs on 110VAC and includes DC car cord.
Charges most 3.6-7.4 volt batteries.

 $49.24 Cdn
($44 US)