HT106 Socket Tester Pro Voltage Test Socket Detector UK EU Plug Ground Zero Line Plug Polarity Phase Check 100% brand new and high quality Features: Can detect the wiring status of the socket quickly and accurately. It tests your protection system to ensure the household electrical safety. Widely used in the school, laboratory, factory and other social fields. Specification: Type: Socket Tester Material: Plastic Applications: School, laboratory, factory and other social fields Features: Socket Tester, Digital Display, Plug in Socket, Electric Fault Checker, Advanced Circuit, Wall Plug Breaker, Leakage Test Dimension: app.6.2x6.5x5.6cm/2.44x2.56x2.2in Color: Black Plug specifications: US, UK, EU (optional) Quantity: 1 Pc Note: 1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 Pc x Socket Tester