Klein Tools RT250 GFCI Outlet Tester with LCD Display, Electric Voltage Tester for Standard 3-Wire 120V Electrical Receptacles

Price: $24.97 - $21.98
(as of Dec 14,2025 08:40:06 UTC – Details)

Features:

• CLEAR LCD READOUT: GFCI Receptacle Tester with large backlit LCD display for easy voltage reading and clear indication of wiring conditions
• TRIP TIME DISPLAY: LCD readout shows the time required to trip a GFCI device for quick and accurate troubleshooting
• DETECT COMMON WIRING FAULTS: Identifies common wiring faults to ensure electrical safety and proper functionality of GFCI receptacles
• PATENT-PENDING OPEN NEUTRAL & OPEN GROUND DETECTION: Innovative detection system identifies Open Neutral and Open Ground wiring faults for enhanced safety
• CONVENIENT AUTO-HOLD FEATURE: Holds reading for hard-to-reach outlets for convenience and ease of use
• VISIBLE LED INDICATORS: Bright green and red LEDs provide clear visual indicators of wiring conditions for easy issue identification
• CAT II 135V SAFETY RATING: Ensures reliable and safe electrical testing for various applications

Pros:

• Easy-to-read LCD display
• Quick and accurate troubleshooting
• Enhanced safety measures with Open Neutral and Open Ground detection
• Convenient auto-hold feature for hard-to-reach outlets
• Clear visual indicators with bright LEDs
• Reliable and safe testing with CAT II 135V safety rating

Cons:

• May be more expensive compared to basic outlet testers
• Requires 2 AAAA batteries (included)
• May not be suitable for non-North American electrical outlets