Klein Tools RT250 GFCI Outlet Tester with LCD Display, Electric Voltage Tester for Standard 3-Wire 120V Electrical Receptacles Receptacle Tester electronics_selected_Oct2025 Fully charges in 1

Fully charges in 1

The module adopts high-performance processors and high-quality components

Includes Hook Hole

RI(Ring Indicator) Package includes: 5 PCS DB9 Male to RJ45 Modular Adapter 5 PCS DB9 Female to RJ45 Modular Adapter

We will provide a replacement within the warranty period from the date of purchase

Klein Tools RT250 GFCI Outlet Tester with LCD Display, Electric Voltage Tester for Standard 3-Wire 120V Electrical Receptacles Receptacle Tester electronics_selected_Oct2025 Fully charges in 1Klein Tools RT250 GFCI Outlet Tester with LCD Display, Electric Voltage Tester for Standard 3 Wire 120V Electrical Receptacles The RT250 is an electrical receptacle tester that tests the wiring conditions at an electrical outlet and inspects GFCI devices. The LCD displays the voltage, identifies the wiring fault, and the time required to trip a GFCI device. It is designated for use with North American 3 wire 120V electrical outlets. For more than 160