Re: [RE-wrenches] Digital Hydrometer

William, Why bother, when a refractometer is cheaper, does a better job, self-corrects for temperature, and won't be broken when you pull it off of your truck? Here's an example, quickly found on eBay, if you're not familiar with these: http://www.ebay.com/itm/Rob

[RE-wrenches] Digital Hydrometer

Friends: We are maintaining more vented battery systems. I am contemplating purchase of a digital hydrometer. Does anyone have any experience with one of these? Thanks in advance, William Miller [image: Gradient Cap_mini] Lic 773985 millersolar.com 805-