DPAB-12E - Dura Meter W/Autobatch (EPDM)Features & Benefits Intuitive menu driven backlit display Impact resistant Lexan faceplate Accuracy + 0. 5% with manual field calibration Extended battery life with use of 4 AAA alkaline batteries Plumbed both for in line and 90 degree applications Full port with industry standard manifold M100 flanges Works with non conductive material Includes a 2 year Warranty & Maintenance Program How it Works 1. Turn meter screen on by pressing any button, the