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em 01-17-2013 03:38 AM
The global site seems to have the battery as a addon.This option is even there in amazon,though the global pchome allows you to choose the number of extended batteries. Anyone had any luck ordering from the native taiwanese pchome site.Do they ship gobally ?
em 01-18-2013 02:02 PM
Extended Battery (second battery) is now on the US Store site:
http://store.acer.com/store/acerna/en_US/pd/produc
01-19-2013 02:12 PM - editado 01-20-2013 09:01 AM
This is great news. But just realised its only 2500 mah. Likely will provide 2 hours of extra battery life. Feel 149 dollars is a bit expensive.Further the new BIOS seems to have improved my battery life from 3.5 hrs to 4 hrs
em 01-21-2013 03:54 AM
Where did you see the bundled extended battery on amazon?
em 01-21-2013 03:59 AM
Also what power saving settings are you using nirmalv?
em 01-21-2013 11:47 AM
http://www.amazon.com/Acer-S7-191-6640-11-6-Inch-T
This is the 11 inch ones. I believe in Canada it is also easily available.
Power setting : max battery , latest bios , oldest WIFI drivers (75),removed mcafee,reactivated built in antivirus,removed rest of bloatware.Gets me 4 hrs life easily.
em 01-21-2013 12:05 PM
nirmalv wrote:This is great news. But just realised its only 2500 mah. Likely will provide 2 hours of extra battery life. Feel 149 dollars is a bit expensive.Further the new BIOS seems to have improved my battery life from 3.5 hrs to 4 hrs
It's larger than the internal battery, which is 2340 mAh, so should get another 4+ hours, thinking the S7 should now make it through a work-day. My battery arrives this morning, so will see how it performs over the next few days and report back.
Check the S7-391 Data Sheet for battery info: http://us.acer.com/ac/en/US/content/model-datashee
em 01-22-2013 10:44 PM
em 01-23-2013 04:32 AM
So today I was able to use the second battery (S7-391) attached for the first time. I got just over 10 hours on battery, though admittedly, I wasn't at the computer at all times, so the screen was set to turn off after 5 minutes of inactivity and sleep after 15 minutes, but never away for too long. I'm happy with the way it performed so far, and it should get better after a few full discharge cycles.
em 01-23-2013 07:48 AM
This is great on 3 grounds
1, Makes it easier for me to carry since i can use the battery as a grip since its nice and secure.
2, The base no longer in contact with my lap ,therefore remains cool.
3, Once the primary battery wears out,nice to know that i still can change the secondary batttery.
Issues
1, Ugly connector
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