I am in need of a simple (read low cost) way to signal that a lead/acid = 12 volt gelcell is in need of recharging. I have in mind a device or = whatever that will turn on an LED when the recharge point is reached. Is = there such a critter? Any enlightenment will be appreciated. Vic Fraenckel ________________________________________________________ Victor Fraenckel - The Windman =20 victorf ATSIGN windreader DOTcom KC2GUI =20 -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist