lcappite@sprynet.com (Goatboy) wrote: >Also, I just bought the 85 a week ago. I heard the batteries (4AAA) >last a couple months and the lithium ion for 4-5 years. I just replaced my original batteries after a little over 1 year, and they still checked outpretty good with a batt checker. I just replaced them to be sure. The manual says you don't need to replace the batteries until your contrast is 8 - 9.