On Mon, 02 Apr 2001 15:18:56 -0000, Claude wrote: The Golden rule to remember about automotive batteries(lead acid batteries)is that they discharge at the rate of 1%(one percent)(for a good,fully charged battery)a day My math comes up with a different answer after 30 days because on the second day the battery is no longer at 100% but 99% and so instead of 1% drain it is 0.99% drain. Thirty days becomes almost 74% not 70%, and after 100 days you are only 63.4% discharged rather than 100%. In Texas that is a considerable difference. Dee-Moats@xxxx _______________________________________________________ Send a cool gift with your E-Card http://www.bluemountain.com/giftcenter/