div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: BATTERY SAVER - EXTENDS BATTERY LIFE - Home · The 9999 has the ability to Deep Cycle desulphate a weak battery below 12 Volts 1 Charge the battery with the Deep Cycler off src=https:reader034fdocumentsinreader034viewer20220424145f2e83de388774014f19ab25html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdiv