You put it in the charger when it is dead or near dead and allow it to charge for two hours.
Short answer: UR18650Y Complete answer: Sony Energytec 18650GR cells are common, and are 1800mAh @ 3.7v So you're looking for a 18650 sized battery that holds about 1800mAh. (All 18650's from any manufacturer will be 3.7v and the same physical size.) This chart: http://www.sanyo.co.jp/energy/english/product/lithiumion_2.html Shows that the UR18650Y is a drop-in replacement. Best of luck, and if you're soldering them into a pack *BE CAREFUL*.
Sony claims that its standard battery for the VAIO VGN-P530H/Q provides 4 continuous hours of running time before needing a recharge.
No the Sony Xplod will not recharge batteries when it is plugged in.
Take off your battery pack and look at the top right.
It can run about 1,200-2400 mAh.
Top rated battery chargers include the Alpha Power, Sony Quick Charger, WizardOne Charger-Analyzer, the Energizer Recharge Rapid Charger, and the Duracell GoMobile Charger.
On amazon. Other sites:global-laptop-batteries.com/sony-laptop-battery/sonbatterystyle.com/sony-vgp-bps8-battery-p-132696.htm...battery-base.com/Sony-laptop-battery/Sony-VGP-BPS8-...laptopbatterybuy.com/sony-vgp-bps8
Take off your battery pack and look at the top right. It should say "PSP-2000" or whatever your model is.
Box Contents: PSP-3000 system (Piano Black), AC power cord, AC adaptor Battery pack
spongebob EDIT: You can't remove the Sony Xperia Ion battery because it is built in.
Sony Cybershot battery chargers can be purchased at most hardware and home stores. Additonally they can be purchased at Sony Centres, and online at Amazon.
spongebob EDIT: You can't remove the Sony Xperia Ion battery because it is built in.