The Kobalt 2545079 Receptacle Tester with GFCI is a brand new outlet tester designed for business and industrial use. Made in China, this unit includes a GFCI function for added safety and protection. With a voltage rating of 125V, this tester is perfect for ensuring the functionality and safety of electrical outlets in various settings. The Kobalt brand is known for quality and reliability, making this product a trusted option for professionals in the field.