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Use 3 aaa batteries -, both rechargeable and alkaline not included, 2 years standby and 72 hours continuous alarm. Voltage abnormality monitoring- there is an led strip to indicate the voltage status.

Product 2: auto-hold function is convenient for hard-to-reach outlets. Product 1: Green light indicates no voltage. Product 2: detect wiring faults of open ground, open neutral, open hot, reversed hot/ground, dual open neutral and ground, and reversed hot/neutral.

Non-contact detection of ac voltage in cables, switches, non-tamper-resistant outlets, cords, circuit breakers, lighting fixtures, and wires. Lightweight and durable compact design with a convenient clip fits securely in pocket.


If there is a problem the tester will tell you in words what the issue is, if the wiring is correct, without having to interpret a set of lights.
No battery need: this will handle up to 250v so if your socket somehow has 240V instead of 120V on it, you won't blow up the tester. It tells you exactly what the problem is, in words, making it easy to fix the problem.

Circuit breaker finder-- it can be in factory, and other social field, laboratory,, home, saving a lot of time in diagnosing problems with sockets.

Design for gfci test - insert the electrical outlet tester into three hole socket, the lcd indicator will immediately display “correct wiring”, and press the GFCI button for less than 3 seconds, and there are three red indicator lights.
Service- we provide 6-month worry-free warranty and friendly customer service. If you need technical support for the outlet checker and have any questions about the order, please feel free to contact us and we will handle it within 24 hours. Electric socket tester- the 3 prong electrical outlet tester can be widely used for polarity detection of three-hole power socket wiring, protection function detection of leakage switch and quick and accurate detection of wiring problems.
1. Klein Tools
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Klein Tools RT250 GFCI Outlet Tester with LCD Display, Electric Voltage Tester for Standard 3-Wire 120V Electrical Receptacles,Green/Red
#adKlein Tools #ad - Safe and durable tester for inspections on North American 120V outlets. Large clear lcd readout on receptacle tester to instantly view results without the need to look at a chart to understand results. Auto-hold function is convenient for hard-to-reach outlets.More information #ad
Bright led lights illuminate green and red for visual indicators. Test gfci trip time in seconds to find out if the trip breaker is functioning. Trusted safe with a safety rating of CAT II 135V. Detect wiring faults of open ground, open neutral, dual open neutral and ground, reversed hot/ground, open hot, and reversed hot/neutral.Brand | Klein Tools #ad |
Manufacturer | Klein Tools #ad |
Height | 2 Inches |
Length | 4.53 inches |
Weight | 0.26 Pounds |
Width | 1.16 inches |
Part Number | RT250 |
Model | RT250 |
Warranty | Please refer to attached warranty document for information |
More information #ad
2. RV Designer
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RV Designer S807, AC Electrical, Black, Dual Outlet GFCI with Cover Plate
#adRV Designer #ad - Ul listed. Fasteners included. Use on 125 v ac grounded two-wire Branch Circuits 15A or 20A overcurrent protected systems. Cover plate included.More information #ad
Brand | RV Designer #ad |
Manufacturer | RV DESIGNER COLLECTION #ad |
Height | 1.63 Inches |
Length | 6.56 Inches |
Width | 3.69 Inches |
Part Number | S807 |
Model | S807 |
Warranty | Manufacturer |
More information #ad
3. HENDUN
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GFCI Circuit Failed Dector Alerter, Hendun Upgraded Power Failure Alarm, Breaker and GFI/GFCI Trips, Smart Power Outage Reminder for Freezer in Garage, Monitor Power Cut of CPAP
#adHENDUN #ad - Simply and easily - just plug the powerout alarm into any 100-240V socket or power cable and easily monitor the power supply to your basement freezer, pump, CPAP, oxygenerator, aquarium.Use 3 aaa batteries -, both rechargeable and alkaline not included, 2 years standby and 72 hours continuous alarm. Voltage abnormality monitoring- there is an led strip to indicate the voltage status.
More information #ad
Economical investment- the circuit testers reduces losses when you experience power outages / surge or accidents. Green indicates normal, red indicates high voltage and blue indicates low voltage. Various alarm methods - accompanied by a 108 dB noise alert and a bright tri-colour flashing light with various adjustable tones and volumes.Brand | HENDUN #ad |
Manufacturer | Changzhou Hengdun Electronic Technology Co Ltd #ad |
Height | 0.9 Inches |
Length | 2.8 Inches |
Width | 2.3 Inches |
Model | batteries not included |
More information #ad
4. Klein Tools
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Klein Tools NCVT3P Dual Range Non Contact Voltage Tester & RT250 GFCI Receptacle Tester with LCD Display, for Standard 3-Wire 120V Electrical Outlets
#adKlein Tools #ad - Product 1: detects voltage with simultaneous visual and audible voltage indicators. Product 1: bright flashlight illumites work area and may be used independent of voltage detection function.Product 2: auto-hold function is convenient for hard-to-reach outlets. Product 1: Green light indicates no voltage. Product 2: detect wiring faults of open ground, open neutral, open hot, reversed hot/ground, dual open neutral and ground, and reversed hot/neutral.
More information #ad
Product 2: test gfci trip time in seconds to find out if the trip breaker is functioning. Product 1: voltage tester provides non-contact detection of low voltage in security, entertainment, communications, environmental control, and irrigation systems. Product 2: large clear lcd readout on receptacle tester to instantly view results without the need to look at a chart to understand results.Brand | Klein Tools #ad |
More information #ad
5. Klein Tools
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70V to 1000V AC, Detects Common Wiring Problems,Red, Klein Tools NCVT1XTKIT Non-Contact Voltage Detector Pen and GFCI Outlet Premium Test Kit
#adKlein Tools #ad - Trusted safe with a safety rating of cat iv 1000v for the ncvt and a CAT II 300V safety rating for the GFCI Outlet Tester. Low battery indicator and easy access to battery compartment.Non-contact detection of ac voltage in cables, switches, non-tamper-resistant outlets, cords, circuit breakers, lighting fixtures, and wires. Lightweight and durable compact design with a convenient clip fits securely in pocket.
More information #ad
Detect most common wiring problems with the receptacle tester in standard and GFCI receptacles: open ground, reverse polarity, open neutral, open hot, hot/ground reversed. Dustproof and waterproof with an ip67 rating and 9. 8-foot 3 m drop protection. Visual and audible indicators of voltage detection with a high intensity, bright red LED, and an audible tone.Brand | Klein Tools #ad |
Manufacturer | Klein Tools #ad |
Height | 1.5 Inches |
Length | 9.13 Inches |
Width | 4.75 Inches |
Part Number | NCVT1XTKIT |
Model | NCVT1XTKIT |
Warranty | See Manufacturer Website |
More information #ad
6. Klein Tools
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Klein Tools RT110 Outlet Tester, AC Electrical Receptacle Tester for North American Outlets
#adKlein Tools #ad - Receptacle tester conforms to ul std 1436, Certified to CSA Std C22. 2 #160 Nominal voltage: 110/125v ac at 50/60Hz in 3-wire outlet. Built to withstand a 6. 6-foot 2m drop.More information #ad
Designed to detect the most common wiring problems in standard receptacles. Operating temp: 32-degrees f to 140-degrees F 0-degrees C to 40-degrees C. Outlet tester's light sequence on receptacle tester indicates correct/incorrect wiring.Brand | Klein Tools #ad |
Manufacturer | Klein Tools #ad |
Height | 1.8 Inches |
Length | 5.5 Inches |
Weight | 0.12 Pounds |
Width | 3.5 Inches |
Part Number | RT110 |
Model | RT110 |
Warranty | This product is warranted to be free from defects in materials and workmanship for a period of two years from the date of purchase. This warranty does not cover damage which occurs in shipment or failure which results from alteration, tampering, accident, misuse, abuse, neglect, or improper maintenance. |
More information #ad
7. Aicevoos
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Aicevoos Outlet Tester Electrical GFCI Trip Tester Receptacle Detector with LCD Display, 3 Prong AC Voltage Socket Checker Detector Wiring Problems in Plain English
#adAicevoos #ad - This is ideal for the average homeowner who may have no knowledge of wiring. It does not require batteries and powers up using the outlet it's testing. Gfci trip test : u can press the leakage test button to trip test a ground fault detector if there is one in the circuit.If there is a problem the tester will tell you in words what the issue is, if the wiring is correct, without having to interpret a set of lights.
More information #ad
Easy to use: just plug into standard outlet, within about 3 seconds, it will tell u the voltage and frequency of the AC in plain English. Wiring faults detect in plain-language: this receptacle tester detects most common wiring faults in standard and GFCI electrical outlets, hot/ground reverse, hot/neutral reverse, open neutral, open ground, hot/ground reverse&open ground by plain-language messages. No battery need: this will handle up to 250v so if your socket somehow has 240V instead of 120V on it, you won't blow up the tester. It tells you exactly what the problem is, in words, making it easy to fix the problem.
Brand | Aicevoos #ad |
Manufacturer | Aicevoos #ad |
Part Number | D2S |
Model | D2S |
More information #ad
8. SOLUSTRE
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SOLUSTRE Tester Electric Outlet Tester with gfci gfci Tester gfci Outlet Tester abs Electric Outlet Tester Circuit Breaker Finder Tool Electronic Electrical Outlet Tester Detector
#adSOLUSTRE #ad - Electrical outlet tester-- electrical outlet test, convenient and quick. Tester for electrical outlet-- adoption of simple and convenient design, this product also can be for a time.Circuit breaker finder-- it can be in factory, and other social field, laboratory,, home, saving a lot of time in diagnosing problems with sockets.
More information #ad
Tester for receptacle-- compact size, easy to use, one key leakage test, portable design, just plug and play. No battery needed, more convenient to use. Plug tester for electrical outlets-- adoption of simple and convenient design, this product also can be used for a long time.Brand | SOLUSTRE #ad |
Manufacturer | SOLUSTRE #ad |
Height | 2.2 Inches |
Length | 2.2 Inches |
Weight | 0.11 Pounds |
Width | 2.2 Inches |
Part Number | 01083WA27EJH |
Model | 01083WA27EJH |
More information #ad
9. Xin Tester
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XT108B, Standard North US Electrical Socket Tester with Voltage Display for Detecting Common Faults of Wiring Problems US Plug, 3 Prong Receptacle Tester, Xin Tester 90-130V GFCI Outlet Tester
#adXin Tester #ad - The normal leakage switch will trip. Wide appilication - this 3 prong electric socket tester can be widely used for electrical maintenance test in social fields such as home, fire ground reverse, fire zero reverseand, factory, missing ground, office and laboratory, missing zero line, and can quickly judge the problem whether the wiring is correct, mismatch and lack of land wire.Design for gfci test - insert the electrical outlet tester into three hole socket, the lcd indicator will immediately display “correct wiring”, and press the GFCI button for less than 3 seconds, and there are three red indicator lights.
More information #ad
You can also determine what wiring problems have occurred according to the prompts on the screen. It is designed to ensure the safety problems such as household electricity consumption. Large screen and clear lcd display- conform to cat iii 300v and ce marks. The lcd screen of the 110v socket tester is small in size, light weight, easy to use and the high-definition display can see the screen value clearly in the dark environment. Service- we provide 6-month worry-free warranty and friendly customer service. If you need technical support for the outlet checker and have any questions about the order, please feel free to contact us and we will handle it within 24 hours. Electric socket tester- the 3 prong electrical outlet tester can be widely used for polarity detection of three-hole power socket wiring, protection function detection of leakage switch and quick and accurate detection of wiring problems.
Brand | Xin Tester #ad |
Manufacturer | Xin Tester #ad |
Part Number | XT108B |
More information #ad