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Safety Equipment and GearAlarm SystemsAll Home SecurityAll Tool SetsBathroom PlumbingBreakers, Distributors, and Load CentersCarbon Monoxide AlarmsCaulking & SealantsCommercial LightingDimmers, Switches, and Wall PlatesDoor HardwareDoor Security HardwareDoorbellsElectric MotorsElectrical ToolsEmergency SuppliesFire SafetyFirst AlertGarage Door Openers and HardwareGarage Storage SystemsGuttering & DrainageHand ToolsHome SafetyHome Safety by BrandKiddeLight BulbsMechanics ToolsOutletsPaint Supplies & ToolsPersonal PreparednessPersonal SafetyPower Tool AccessoriesPower ToolsPro ToolsSafety DetectorsSealants, Fillers and AdhesivesSolderingStanleyStorage ContainersStorm & Flood PrepSurveillanceTestersThermostatsTile Tools & MaterialsTool Equipment & StorageValves & Valve RepairWater Heaters, Pumps & TanksWildfire PrepWoodworking Tools
Electric Detector(461)
Uses item details. Price when purchased online
100+ bought since yesterday Kidde AC Plug-In Carbon Monoxide Detector with Battery Backup, CO Alarm with LED Light Indicators From $27.47

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From$2747
Kidde AC Plug-In Carbon Monoxide Detector with Battery Backup, CO Alarm with LED Light Indicators
15114.7 out of 5 Stars. 1511 reviews
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Kidde Battery-Operated Photoelectric Smoke Detector Alarm, 4-inch, Batteries Included, 2 Pack From $36.88

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From$3688
Kidde Battery-Operated Photoelectric Smoke Detector Alarm, 4-inch, Batteries Included, 2 Pack
1994.5 out of 5 Stars. 199 reviews
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Kidde Hardwired Photoelectric Smoke Detector Alarm, AA Battery Backup, 5-inch From $34.84

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From$3484
Kidde Hardwired Photoelectric Smoke Detector Alarm, AA Battery Backup, 5-inch
1423.7 out of 5 Stars. 142 reviews
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Kidde Battery-Operated Photoelectric Smoke Detector Alarm, 5-inch, Batteries Included, 2 Pack From $57.00

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From$5700
Kidde Battery-Operated Photoelectric Smoke Detector Alarm, 5-inch, Batteries Included, 2 Pack
684.6 out of 5 Stars. 68 reviews
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Best seller Hyper Tough Non-Contact Voltage Sensor TD35234J, New 0.75 in, 1.6 oz Assembled Product Weight, AC Range 70 - 1000 V $9.97

$997
current price $9.97Hyper Tough Non-Contact Voltage Sensor TD35234J, New 0.75 in, 1.6 oz Assembled Product Weight, AC Range 70 - 1000 V
3144.3 out of 5 Stars. 314 reviews
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GJX Non-contact Voltage Tester Electricity Detect Pen Buzzer Alarm Voltage Tester $5.89

$589
current price $5.89GJX Non-contact Voltage Tester Electricity Detect Pen Buzzer Alarm Voltage Tester
100+ bought since yesterday HART Basic LED Electronic Stud Finder, AAA Battery Powered, Not Included, Product Weight Is 2.88oz $9.88

$988
current price $9.88HART Basic LED Electronic Stud Finder, AAA Battery Powered, Not Included, Product Weight Is 2.88oz
14234.1 out of 5 Stars. 1423 reviews
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Led Ac Electrical Voltage Power Detector Sensor Tester Non-Contact Pen 90-1000V $51.16

$5116
current price $51.16Led Ac Electrical Voltage Power Detector Sensor Tester Non-Contact Pen 90-1000V
unbranded 2pcs Voltage Detector Digital Reading Tester Electric LED Flashlight Tester (Green) $7.91

$791
current price $7.91unbranded 2pcs Voltage Detector Digital Reading Tester Electric LED Flashlight Tester (Green)
GJX AC/DC Voltage Detector Pen,Non-Contact LCD Digital Tester,Electric Test Tool with LED Light,12-250V Range for Automotive and Home Electrical Diagnostics,Battery Included $6.28

$628
current price $6.28GJX AC/DC Voltage Detector Pen,Non-Contact LCD Digital Tester,Electric Test Tool with LED Light,12-250V Range for Automotive and Home Electrical Diagnostics,Battery Included
14 out of 5 Stars. 1 reviews
Kidde 10-Year Sealed Lithium Battery-Operated Photoelectric Smoke Detector Alarm, 5-Inch, 2 Pack From $59.97

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From$5997
Kidde 10-Year Sealed Lithium Battery-Operated Photoelectric Smoke Detector Alarm, 5-Inch, 2 Pack
1333.5 out of 5 Stars. 133 reviews
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100+ bought since yesterday Kidde Battery-Operated Photoelectric Smoke Detector Alarm, 4-Inch, Batteries Included From $19.88

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From$1988
Kidde Battery-Operated Photoelectric Smoke Detector Alarm, 4-Inch, Batteries Included
5714.4 out of 5 Stars. 571 reviews
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Superior Electric TR120 Non-Contact Voltage Detector / Tester with LED Flashlight 120V $9.60

$960
current price $9.60Superior Electric TR120 Non-Contact Voltage Detector / Tester with LED Flashlight 120V
HART Professional LED Electronic Stud Finder, 9 Sensors & Live Wire Meter, AAA Battery Powered $27.88

$2788
current price $27.88HART Professional LED Electronic Stud Finder, 9 Sensors & Live Wire Meter, AAA Battery Powered
5594.6 out of 5 Stars. 559 reviews
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Clearance 2-In-1 High Torque Strong Magnetic Screwdriver Electricity Detector,Non Contact Voltage Tester,Electric Tester Pen,Voltage Tester Pen Dual Light Color 12V-240V Non-Contact Voltage Detector,Flat From $4.22
From$422
2-In-1 High Torque Strong Magnetic Screwdriver Electricity Detector,Non Contact Voltage Tester,Electric Tester Pen,Voltage Tester Pen Dual Light Color 12V-240V Non-Contact Voltage Detector,Flat
15 out of 5 Stars. 1 reviews
HABOTEST HT100 Non Contact Voltage Tester,AC Electricity Detect Pen 12V-1000V/48V-1000V,Dual Range,LCD Display,LED Flashlight,Buzzer Alarm,Wire Breakpoint Finder

HABOTEST HT100 Non Contact Voltage Tester,AC Electricity Detect Pen 12V-1000V/48V-1000V,Dual Range,LCD Display,LED Flashlight,Buzzer Alarm,Wire Breakpoint Finder
55 out of 5 Stars. 5 reviews
VEVOR Voltage Tester, Non-Contact Voltage Detector with Adjustable Sensitivity, Dual Range AC 12V-1000V/48V-1000V Live & Null Wire Tester Pen with Visual and Audible Alarms, CAT III 1000V Rating $14.99

$1499
current price $14.99VEVOR Voltage Tester, Non-Contact Voltage Detector with Adjustable Sensitivity, Dual Range AC 12V-1000V/48V-1000V Live & Null Wire Tester Pen with Visual and Audible Alarms, CAT III 1000V Rating
Wiha Voltage Detector, CAT II, No Display 25511 $14.39 Was $18.37

Now$1439
current price Now $14.39, Was $18.37$18.37
Wiha Voltage Detector, CAT II, No Display 25511
35 out of 5 Stars. 3 reviews
Electric Fence Voltage Tester, High Voltage Fence Tester with 8 Neon Light Indicators, Pulse Voltage Detector for Electric Fencing, Moisture-Resistant, Insulated Safety Probe $15.00

$1500
current price $15.00Electric Fence Voltage Tester, High Voltage Fence Tester with 8 Neon Light Indicators, Pulse Voltage Detector for Electric Fencing, Moisture-Resistant, Insulated Safety Probe
Professional Digital Electric Detectors withSteel Tip Integrated LED Light & Auto Shutoff Not Electrical Tester $11.05

$1105
current price $11.05Professional Digital Electric Detectors withSteel Tip Integrated LED Light & Auto Shutoff Not Electrical Tester
Kidde Hardwired Photoelectric Smoke Detector Alarm, 10-Year Lithium Sealed Battery Backup From $35.97

Sponsored
From$3597
Kidde Hardwired Photoelectric Smoke Detector Alarm, 10-Year Lithium Sealed Battery Backup
1993.6 out of 5 Stars. 199 reviews
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Briidea LD-078 110dB, Switch Household Sensors & Alarms $69.99

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$6999
current price $69.99Briidea LD-078 110dB, Switch Household Sensors & Alarms
24 out of 5 Stars. 2 reviews
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100+ bought since yesterday HART Advanced Whole Stud Detector, 7-Sensor LED Stud Finder, AAA Battery Powered, Not Included $18.94

$1894
current price $18.94HART Advanced Whole Stud Detector, 7-Sensor LED Stud Finder, AAA Battery Powered, Not Included
11714.7 out of 5 Stars. 1171 reviews
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Luxshiny Compact Electricity Tester Pen with Buzzer Alarm and Flashlight $8.15

$815
current price $8.15Luxshiny Compact Electricity Tester Pen with Buzzer Alarm and Flashlight
ANENG VD802 Non-contact AC Voltage Detector Tester Meter 12V-1000v Pen Style Electric Indicator LED Outlet Wit Yellow

ANENG VD802 Non-contact AC Voltage Detector Tester Meter 12V-1000v Pen Style Electric Indicator LED Outlet Wit Yellow
154.2 out of 5 Stars. 15 reviews
Neoteck Voltage Tester Non Contact Voltage Tester AC 12-1000V/48V-1000V Adjustable Sensitivity Voltage Detector Live/Null Wire Distinguish with LCD Display Buzzer Alarm Wire Breakpoints Finder $15.99

$1599
current price $15.99Neoteck Voltage Tester Non Contact Voltage Tester AC 12-1000V/48V-1000V Adjustable Sensitivity Voltage Detector Live/Null Wire Distinguish with LCD Display Buzzer Alarm Wire Breakpoints Finder
Milwaukee 2202-20 Voltage Detector with LED Light $28.95

$2895
current price $28.95Milwaukee 2202-20 Voltage Detector with LED Light
15 out of 5 Stars. 1 reviews
Live Wire Tester Electric Pen Pencil Volt Stick Dc Power Supply Voltage Detector $9.86

$986
current price $9.86Live Wire Tester Electric Pen Pencil Volt Stick Dc Power Supply Voltage Detector
dfutuy 2-in-1 High Torque Strong Magnetic Screwdriver Electricity Detector, Non Contact Voltage Tester Pen, Magnetic Screwdriver Head Electrical Current Power Teste
dfutuy 2-in-1 High Torque Strong Magnetic Screwdriver Electricity Detector, Non Contact Voltage Tester Pen, Magnetic Screwdriver Head Electrical Current Power Teste
CCNZZITSHT Tools Non-contact Alarm Ac Voltage Detector Meter Electrical Indicator Tester Sensor Test Pencil Electrician Test $11.88

$1188
current price $11.88CCNZZITSHT Tools Non-contact Alarm Ac Voltage Detector Meter Electrical Indicator Tester Sensor Test Pencil Electrician Test
SANTRONICS INC 3115 Voltage Detector $17.45

Sponsored
$1745
current price $17.45SANTRONICS INC 3115 Voltage Detector
15 out of 5 Stars. 1 reviews
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TOPGREENER Motion Sensor Switch with Ambient Light Level, Occupancy & Vacancy Modes, No Neutral Required, Ground Wire Required, 150W LED/CFL, Single Pole, TDOS5-JM-W-2PCS, White, 2 Pack From $19.99

Sponsored
From$1999
TOPGREENER Motion Sensor Switch with Ambient Light Level, Occupancy & Vacancy Modes, No Neutral Required, Ground Wire Required, 150W LED/CFL, Single Pole, TDOS5-JM-W-2PCS, White, 2 Pack
43 out of 5 Stars. 4 reviews
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Reliance Controls Voltage Detector Non Contact $16.86 Was $23.49

Now$1686
current price Now $16.86, Was $23.49$23.49
Reliance Controls Voltage Detector Non Contact
Voltage Tester, Non-Contact Voltage Detector, Electrical Tester, 3 Ranges AC 12V/48V/70V-1000V, Live/Null Wire Tester with Buzzer Alarm and Flashlight, Wire Breakpoint Finder - Orange

Voltage Tester, Non-Contact Voltage Detector, Electrical Tester, 3 Ranges AC 12V/48V/70V-1000V, Live/Null Wire Tester with Buzzer Alarm and Flashlight, Wire Breakpoint Finder - Orange
Wall Scanner Metal Detector Find Metal Wood Studs AC Voltage Live Wire Detect Electric Box Finder Buzze LED Flash ,Accurate and Quick $119.69

$11969
current price $119.69Wall Scanner Metal Detector Find Metal Wood Studs AC Voltage Live Wire Detect Electric Box Finder Buzze LED Flash ,Accurate and Quick
Brand New!! Commercial Electric Adjustable Non-Contact Ac Voltage Detector $40.78

$4078
current price $40.78Brand New!! Commercial Electric Adjustable Non-Contact Ac Voltage Detector
CEORPER Electric Voltage Tester Voltage Detector Pen Digital Voltage Measuring Tool $9.64

$964
current price $9.64CEORPER Electric Voltage Tester Voltage Detector Pen Digital Voltage Measuring Tool
Smart Voltage Detector Pen Non-Contact Voltage Tester Current Electric Sensor Test Pencil ,High&Low Sensitivity $28.99

$2899
current price $28.99Smart Voltage Detector Pen Non-Contact Voltage Tester Current Electric Sensor Test Pencil ,High&Low Sensitivity
Non-Contact Voltage Detector Electric Pen Smart Breakpoint Detector Handheld Voltmeter ,High&Low Sensitivity $35.70

$3570
current price $35.70Non-Contact Voltage Detector Electric Pen Smart Breakpoint Detector Handheld Voltmeter ,High&Low Sensitivity
5PCS Intelligent Voltage Tester Pen Non-Contact Induction Digital Power Detector Pencil Electric ,High&Low Sensitivity $26.85

$2685
current price $26.855PCS Intelligent Voltage Tester Pen Non-Contact Induction Digital Power Detector Pencil Electric ,High&Low Sensitivity
Non-Contact Voltage Detector Tester Indicator Smart Digital Multimeter Electric Test Pen ,High&Low Sensitivity $67.66

$6766
current price $67.66Non-Contact Voltage Detector Tester Indicator Smart Digital Multimeter Electric Test Pen ,High&Low Sensitivity
AC/DC100-500V Voltage Detector Electric Tester Pen Double Heads Removable Screwdriver with Indicator Light $6.53

$653
current price $6.53AC/DC100-500V Voltage Detector Electric Tester Pen Double Heads Removable Screwdriver with Indicator Light
Digital Voltage Detectors Electric Tester Pen Portable Screwdriver Indicator NCV Electroprobe Tools ,High&Low Sensitivity
Digital Voltage Detectors Electric Tester Pen Portable Screwdriver Indicator NCV Electroprobe Tools ,High&Low Sensitivity
Solid Plastic Electrical Current Tester With Enhanced Safety Features Current Detectors For Multiple Scenario Use $8.99

$899
current price $8.99Solid Plastic Electrical Current Tester With Enhanced Safety Features Current Detectors For Multiple Scenario Use
Voltage Tester Detector Non-Contact Indicator Pencil Stick Electric Power LED Light Sensor Meter $35.57

$3557
current price $35.57Voltage Tester Detector Non-Contact Indicator Pencil Stick Electric Power LED Light Sensor Meter
LOLIPPYY 1Pack Electrical Tester Pens Sound and Light Alarm Electrician Pen Black ABS for Night Use Back to School $16.73

$1673
current price $16.73LOLIPPYY 1Pack Electrical Tester Pens Sound and Light Alarm Electrician Pen Black ABS for Night Use Back to School
Milwaukee Tool 10-1000V Dual Range Voltage Detector $53.08

$5308
current price $53.08Milwaukee Tool 10-1000V Dual Range Voltage Detector
11 out of 5 Stars. 1 reviews
Non-Contact AC Voltage Detector 24-1000V Indicator Pen Electric Pencil Stick Socket Voltmeter Tester ,High&Low Sensitivity From $32.92
From$3292
Non-Contact AC Voltage Detector 24-1000V Indicator Pen Electric Pencil Stick Socket Voltmeter Tester ,High&Low Sensitivity
AC/DC Non-Contact LCD Electric Test Pen Voltage Digital Detector Tester

AC/DC Non-Contact LCD Electric Test Pen Voltage Digital Detector Tester
Zhourta Smart Voltage Tester Pen Non-Contact Electric Socket Detector with LED Display for AC Current Home Circuit Testing Tool
Zhourta Smart Voltage Tester Pen Non-Contact Electric Socket Detector with LED Display for AC Current Home Circuit Testing Tool
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