Product Description: The Socket Tester is an essential tool for checking household wiring and socket connection polarity. It's also capable of testing leakage tripping. This professional-grade tester rapidly determines whether a socket's wire connection is correct, ensuring safety and compliance with electrical standards. Key Features: Portable Socket Tester: An advanced and compact device designed for quickly verifying the accuracy of plug wire connections. Its lightweight and portable design makes it convenient for on-the-go use. Durable Design: Crafted with an ergonomic and impact-resistant ABS housing. It surpasses industry standards for impact and crush resistance, ensuring longevity and reliability. Easy to Use: No batteries are required. Simply plug it into a standard outlet to start diagnosing issues, making it incredibly user-friendly. Comprehensive Issue Detection: Capable of identifying six common wiring problems: correct, open ground, open neutral, live/neutral reverse, live/ground reverse, and missing ground. Versatile Applications: Ideal for electrical maintenance testing, and suitable for testing office sockets, power strips, and wall sockets in various settings such as schools, laboratories, factories, and more. It ensures a seamless home improvement acceptance and safety inspection process, saving valuable time. Specifications: Plug: Available in EU or US options Color: Comes in Black or White Material: ABS Rated Voltage: 250V, 60Hz RCD Current: 6mA Item Size: 56 x 56 x 44mm (2.2 x 2.2 x 1.73 inches) Item Weight: 48.6g (1.71 ounces) Package Weight: 51g (1.79 ounces) Package Size: 5.8 x 4.9 x 5.9cm (2.28 x 1.93 x 2.32 inches) Package Includes: 1 x Socket Tester