|accessdate=10 September 2011}}</ref>(2%<ref name="doublex">{{cite web | url=http://www.eneloop.info/fileadmin/EDITORS/ENELOOP/Press_Release/Press_Release_SANYO_XX_DoubleX_.pdf | title =SANYO Announces the Launch of XX (DoubleX) | date = 20 September 2010 | publisher = [[Sanyo]] | accessdate = 10 September 2011}}</ref>)/kuu (temperatuurist sõltuv)
