Buy on Amazon : http://www.amazon.com/gp/product/B000NAWJSI?tag=scratchandsti-20
JVC BN-VF823U 2190-mAh Rechargeable Data Battery for JVC MiniDV
High power spare rechargeable data camcorder battery
Includes 2190-mAh power capacity
Includes 72 volts
Provides up to 255 minutes of operation depending on camcorder
Designed for GZ-MG130 155 255 GZ-MG555