Additional lithium-ion battery which can be recharged with the use of an optional AC adapter or by connecting the Q4 to your computer via USB. Battery life is approximately three hours when shooting video at 720p/30fps, or two hours when shooting high-definition 1080/30fps video, giving you the freedom to leave the studio behind and explore the world around you.
|Power||Lithium-ion battery: DC 4.2V maximum voltage, DC 3.7V nominal voltage, 1050mAh capacity|
|Battery recharging times||USB: About 3 hours
AC adapter: About 2 hours 15 minutes
|Battery Life||3 hours (when recording 720p/30fps video with LCD unit detached)|