Outlet Receptacle Tester EU/British/US Plug Leakage Tester Live Neutral Reverse Leakage Tester Suitable for Home Office M4YD Features: There are 3 different standard, EU/British/US, selecting based on your region. A must have for electrician and DIYer to rapidly detecting whether the socket's wire connection is correct or not. Perfect for protect your security against the risk of electric shock.Gift for your Family. Multiple patterns for you to read: Correct, Miing Earth, Live Earth Reverse, Live Neutral Reverse, Miing Neutral; The fault chart provides a clear indication that you can quickly understand and use it. Light patterns are well labeled on the back of the device itself; The Green LED indicators can be light up clearly even in strong sunlight; The tester incorporates a built-in light so it can also be used in the dark, making you read it fast. Widely used for electric maintenance testing, office sockets testing, power strips testing and wall sockets testing in school, laboratory, factory and other social field. It saves you lots of time in testing problems with sockets. Specifications: Material: ABS Standard: EU/British/US(optional) Length: 11cm/4.33in Package Includes: 1x Outlet Tester Note: Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item.