AC11 Smart Digital Outlet Socket Tester Pro Voltage Test Socket Detector US/UK/EU Universal Battery Tester Checker Tool Features: AC11 smart socket tester is mainly used to detect the polarity of the power socket and the safety of the leakage switch. It can quickly and accurately detect the wiring of the socket, and at the same time can detect the voltage of the socket and display it on the LCD LED screen. Specifications: Product Name: Socket Tester Plug specification: European regulations, American regulations, British regulations Colour: Black Material: ABS Model: AC11 Smart Socket Tester Working voltage: 2.6~3.3V Test voltage range: 0.1V~250V/40~1kHz Working temperature: 0~40 Working humidity: 20%~75%RH Storage temperature: -10~50 Inventory humidity: 20%~80%RH RCD current: >30mA/5MA RCD working voltage: 0.1~250V/40~1KHz Batteries: 2*AAA batteries (not included) Package: Circuit Breaker Finders *1 Shipping and