The JVC BN-VG114 Data Battery (3.6V, 1400mAh) is designed as a spare or replacement battery for HD and Standard Everio camcorders. This battery provides remaining battery power on your Everio's LCD screen so you're never caught off guard by a loss of power. The BN-VG114 can power hard drive HD Everio models for up to 1 hour and 20 minutes, and other HD Everio models up to 1 hour and 45 minutes. Standard Everio hard drive models can be powered up to 2 hours and 30 minutes, while Memory models can be powered by the Data Battery up to 3 hours and 5 minutes.