Socket Tester, Mains Outlet Tester with Voltage Display, Automatic Electric Circuit Polarity Detector, Wall Plug Breaker Finder（UK Plug）

Highlights

• Socket Tester: Advanced socket tester to quickly detect whether the plug cable connection is correct or not. You can test the protection system to ensure the electrical safety of the home. Perfect for protecting your safety from the risk of electric
• Bright LED Indicator: The light patterns are well labelled on the back of the device. The red LED indicators can be clearly illuminated even in strong sunlight. The tester has a built-in light so it can be used even in the dark so you can read it.
• 7 LED Light Patterns: With 7 easy-to-read indicators to display the plug status, easy to judge: OK, open ground, open neutral, reverse live/neutral, reverse live/ground, live open and reverse neutral live.
• RCD function: socket for correct wiring and RCD/GFCI trigger function. It can test the protection system to ensure the electrical safety of the household. Perfect for protecting your safety from the risk of electric shock.
• Portable Design: Compact size, light weight and convenient to use. With voltage backlight LCD display to test the voltage.