The Klein Tools GFCI Electrical Outlet Tester with LCD Display #RT250 is a reliable circuit tester designed for electrical testing in residential and commercial settings. Featuring a digital display and LED indicator, this tester provides accurate and efficient results. Made of durable plastic material in a vibrant orange color, this model from Klein Tools offers a user-friendly and precise measuring technology for various electrical outlets. Perfect for professionals and DIY enthusiasts alike, this GFCI tester ensures safety and quality in electrical testing.