Open ground, open neutral & reverse polarity detection. Mis-wired pedestal indication. Surge failure indicator. Brighter 3-color LED indicators. Weekender pull handle. Weather resistant /designed for outdoor use. NEW conformal coated circuit boards. Surge ratings: 30A: 22,500A max spike / 825 joules. 50A: 45,000A max spike / 1,650 joules.

 PROP 65 WARNING: This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling. For more information, visit www.P65Warnings.ca.gov