The Extech Instruments CT20 Continuity Tester Pro is a reliable tool used for testing the continuity of electrical circuits. With its sleek design and easy-to-use functionality, this tester is perfect for professionals in the electrical industry. Made by Extech, a trusted brand in the field of test meters and detectors, the CT20 ensures accurate and efficient testing results. With its model number CT20 and straightforward design, this continuity tester is a valuable addition to any tool collection for those in need of precise electrical testing equipment.

Fully operational only includes the unit as shown in the pictures plus the battery that is already installed.