Feature:1. Receptacle Tester: The outlet tester can carry out socket connection status test, voltage status test, leakage protection switch test, etc.2. Simple in Testing: Having connected to the tested socket, the receptacle tester can auto finish most of the tests and show the results.3. Clear LCD Display: Supports red and white 2 color backlight, the LCD display will largely simplify your circuit testing and maintenance.4. Wider Application: Can be widely used for electrician wiring in public places, new house lines, daily household electricity use and so on.5. Convenient Carry: Comes with a compact size and a light weight as well, this socket tester is very convenient to carry for outdoor usage.Specification:Item Type: Outlet TesterMaterial: ABSPlug: EU Plug 220VBattery: 3 x AAA battery, shipped without battery. Working Height: Approx. 2000m / 6561.68ft, maximum. Display: 2 color backlight LCD, red and white. Automatic Shutdown: About 5 MinutesWorking Temperature: 0 - 40Working Humidity: <85% RH, no condensation. .Package List:1 xOutlet Tester1 x Screwdriver1 x User Manual1 x Storage Bag