Keep your Handycam charged with the NP-F570 InfoLithium L Series rechargeable battery pack from Sony. Now with 30% more stamina than the NP-F550 rechargeable battery pack, the NP-F570 provides up to five hours of continuous recording time. Also compatible with the Hasselblad CF-39 digital camera back. The NP-F570 features a built-in microprocessor that accurately calculates the remaining power within minutes. It also doesn't have the memory effect found in other batteries, so you can charge it at any time, regardless of how much charge is remaining. Features:Rechargeable Lithium-ion battery pack designed for Handycam camcordersProvides up to 5 hours of continuous recording time2200mAh storage capacity without the memory effect found in other batteriesBuilt-in microprocessor accurately calculates remaining power within minutesFeatures 30% more stamina than the NP-F550 rechargeable battery pack