For determine wiring condition in outlet applications
Features
Built to withstand a 6.6 ft drop|32 to 140 deg F operating temperature|Works on GFI outlets and confirms operation of the ground fault|-10 to 50 deg C storage temperature|<85% RH|0.3 W nominal power|Detects the most common wiring problems in standard and GFCI receptacles|Convenient chart on the tester