Product Voltage Parameter - Voltage Measurement: 48V?250V / 45?65Hz, Accuracy: ±(2.0%+2) ?RCD Test: ?30mA, RCD Working Voltage: 220V±20V?GFCI Test: ?5mA (US Plug), GFCI Working Voltage: 110V±20V?
GFCI Test Button - versatile tester checks US power outlet sockets for correct wiring and trip function for GFCI; It tests your protection system to ensure the household electric safety, protecting your security against the risk of electric shock
Portable Design - Small size, light weight and easy to use. Voltage-backlit LCD display for testing voltage.
Wide Application - Widely used for electric maintenance testing, office sockets testing, power strips testing and wall sockets testing in school, laboratory, factory and other social field. Home improvement acceptance and safety inspection?It saves you lots of time in testing problems with sockets.With voltage backlight LCD display for testing voltage.
Package Content: 1 x Advanced GFCI Outlet Tester? 1 x English Manual ?24 Months Warranty