11.10 v 6600mah li-ion replacement laptop battery for acer aspire 3640 aspire 3670 aspire 5590 extensa 3100 extensa 4620 extensa 4620-4691 extensa 4620-6402 extensa 4620z travelmate 4320 travelmate 4520 travelmate 4720 travelmate 6252 travelmate 6252-100508mi travelmate 6293-6311 acer aspire 2420 2920 2920 z 3620 5540 5550 5560 series acer extensa 4120 4630 series acer travelmate 2420 2440 3240 3250 3280 3300 6231 6291 6292 6492 6493 6553 6593 series compatible part numbers bt .00603.012 bt .00604.006 btp-amj1 btp-anj1 btp-aoj1 btp-apj1 btp-aqj1 btp-arj1 btp-as3620 btp-asj1 btp-b2j1 garda31 garda32 lc.btp00 .021 lc.btp00 .022 lc.btp01 .010 lc.btp01 .011 lc.tg600 .001 ms2180 tm07b41 replacement laptop battery for acer 32.65