This International Safety Standard Socket Tester with Circuit Polarity Check is a must-have for anyone who wants to ensure safety while using electronic devices. It is made of high-quality ABS material and comes with a package content of 1 socket tester. The product package ID is FR263874_01ESWS. This socket tester is perfect for use in business, office, and industrial settings. It is designed to detect faults and provide accurate readings. The tester has a compact design, making it easy to carry around. It is suitable for use with a variety of electronic devices and is a great addition to any toolbox.