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Safety Equipment and GearAlarm SystemsAll Home SecurityAll Tool SetsBathroom HardwareBathroom PlumbingBreakers, Distributors, and Load CentersBrinksCar Emergency SuppliesCarbon Monoxide AlarmsCommercial LightingDimmers, Switches, and Wall PlatesDoor HardwareDoor Security HardwareDoorbellsElectrical ToolsEmergency SuppliesFire SafetyFirst AlertFlashlightsGarage Door Openers and HardwareGarage Storage SystemsGuttering & DrainageHand ToolsHome SafetyHome Safety by BrandHVAC Ducting and VentilationKiddeLight BulbsLight TimersMechanics ToolsOutletsPaint Supplies & ToolsPersonal PreparednessPlumbing Tools & AccessoriesPower Tool AccessoriesPower ToolsPro ToolsSafety DetectorsSealants, Fillers and AdhesivesShop Plumbing by FixtureSolderingStorage ContainersStorm & Flood PrepSurveillanceTestersThermostatsTool Equipment & StorageUniversal Security InstrumentsWater Heaters, Pumps & TanksWildfire PrepWoodworking Tools
Electric Detector(483)
Uses item details. Price when purchased online
SITERWELL Smoke Detector 10 Year Battery Operated,Photoelectric,Rlectrochemical Sensors, Fire Alarm,Bilingual Voice Alerts, UL217-9th Standards,1 Pack From $24.80
Sponsored
From$2480
SITERWELL Smoke Detector 10 Year Battery Operated,Photoelectric,Rlectrochemical Sensors, Fire Alarm,Bilingual Voice Alerts, UL217-9th Standards,1 Pack
254.7 out of 5 Stars. 25 reviews
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Universal Security Instruments Inc Sensing Plus, Smoke and Fire Alarm, Multi-Criteria Detection, with 10 Year Sealed Battery $27.97
Sponsored
$2797
current price $27.97Universal Security Instruments Inc Sensing Plus, Smoke and Fire Alarm, Multi-Criteria Detection, with 10 Year Sealed Battery
1654.6 out of 5 Stars. 165 reviews
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Rely Essentials 6200 Plug-in Carbon Monoxide Detector, CO Alarm with Battery Backup and Digital Display, 1-Pack $39.99
Sponsored
$3999
current price $39.99Rely Essentials 6200 Plug-in Carbon Monoxide Detector, CO Alarm with Battery Backup and Digital Display, 1-Pack
154.6 out of 5 Stars. 15 reviews
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100+ bought since yesterday Kidde Battery-Operated Photoelectric Smoke Detector Alarm, 4-Inch, Batteries Included From $19.88
Sponsored
From$1988
Kidde Battery-Operated Photoelectric Smoke Detector Alarm, 4-Inch, Batteries Included
8144.5 out of 5 Stars. 814 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
3784.3 out of 5 Stars. 378 reviews
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100+ bought since yesterday Hyper Tough 3-Sensor LED Electronic Stud Finder $9.88
$988
current price $9.88Hyper Tough 3-Sensor LED Electronic Stud Finder
1064.3 out of 5 Stars. 106 reviews
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Pinnaco Non-AC Voltage Detector Tester, 12V-1000v Pen Style Electric Indicator LED Outlet Sensor for Voltage Testing
Pinnaco Non-AC Voltage Detector Tester, 12V-1000v Pen Style Electric Indicator LED Outlet Sensor for Voltage Testing
CEORPER Electric Circuit Detectors Rechargeable Voltages Measurement Tool For Professional $14.34
$1434
current price $14.34CEORPER Electric Circuit Detectors Rechargeable Voltages Measurement Tool For Professional
Best seller Hyper Tough 7-Sensor LED Electronic Stud Finder $19.88
$1988
current price $19.88Hyper Tough 7-Sensor LED Electronic Stud Finder
354.8 out of 5 Stars. 35 reviews
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Milwaukee 2203-20 10 - 10,000V Dual Voltage Detector with LED $42.79
$4279
current price $42.79Milwaukee 2203-20 10 - 10,000V Dual Voltage Detector with LED
11 out of 5 Stars. 1 reviews
50+ bought since yesterday Kidde Battery-Operated Photoelectric Smoke Detector Alarm, 4-inch, Batteries Included, 2 Pack From $36.88
Sponsored
From$3688
Kidde Battery-Operated Photoelectric Smoke Detector Alarm, 4-inch, Batteries Included, 2 Pack
2814.5 out of 5 Stars. 281 reviews
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Kidde 10-Year Sealed Lithium Battery-Operated Photoelectric Smoke Detector Alarm, 5-inch From $34.97
Sponsored
From$3497
Kidde 10-Year Sealed Lithium Battery-Operated Photoelectric Smoke Detector Alarm, 5-inch
3814.1 out of 5 Stars. 381 reviews
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Extech Voltage Detector AC/DC Neon $8.99
$899
current price $8.99Extech Voltage Detector AC/DC Neon
15 out of 5 Stars. 1 reviews
Allosun Non Contact Voltage Detector Light Bulb & Fuse Tester 12-600 V AC Electric Tester Pen Christmas Light Bulbs Checker Sensitivity Adjustable Repairing Tool,Blue $10.99
$1099
current price $10.99Allosun Non Contact Voltage Detector Light Bulb & Fuse Tester 12-600 V AC Electric Tester Pen Christmas Light Bulbs Checker Sensitivity Adjustable Repairing Tool,Blue
153.9 out of 5 Stars. 15 reviews
100+ bought since yesterday Kidde Battery-Operated Photoelectric Smoke Detector Alarm, 4-Inch, Batteries Included From $19.88
2 options
Available in additional 2 optionsFrom$1988
Kidde Battery-Operated Photoelectric Smoke Detector Alarm, 4-Inch, Batteries Included
8144.5 out of 5 Stars. 814 reviews
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Best seller Neoteck Voltage Tester/Non Contact Voltage Tester 12-1000V/48-1000V Adjustable Sensitivity AC Voltage Detector Tester Pen Live/Null Wire Tester with LCD Display Buzzer Alarm Wire Breakpoint Finder From $9.99
From$999
Neoteck Voltage Tester/Non Contact Voltage Tester 12-1000V/48-1000V Adjustable Sensitivity AC Voltage Detector Tester Pen Live/Null Wire Tester with LCD Display Buzzer Alarm Wire Breakpoint Finder
55 out of 5 Stars. 5 reviews
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
173.8 out of 5 Stars. 17 reviews
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Best seller TESMEN TN-213 Non-Contact Voltage Tester Pen, Electrical Tester with Dual Sensitivity Modes, LED Indicator, Waterproof, Pocket-Sized $14.99 Was $19.99
Now$1499
current price Now $14.99, Was $19.99$19.99
TESMEN TN-213 Non-Contact Voltage Tester Pen, Electrical Tester with Dual Sensitivity Modes, LED Indicator, Waterproof, Pocket-Sized
594.6 out of 5 Stars. 59 reviews
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Hyper Tough 9-Sensor LED Electronic Stud Finder with Live Wire Meter $29.88
$2988
current price $29.88Hyper Tough 9-Sensor LED Electronic Stud Finder with Live Wire Meter
524.7 out of 5 Stars. 52 reviews
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Hyper Tough 3-PC Electrical Tester Kit TD35236J with LCD Screen, 17.9 oz WT, 7.28" Width, New, 1 Ea $41.88
$4188
current price $41.88Hyper Tough 3-PC Electrical Tester Kit TD35236J with LCD Screen, 17.9 oz WT, 7.28" Width, New, 1 Ea
914.6 out of 5 Stars. 91 reviews
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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
2343.7 out of 5 Stars. 234 reviews
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Kidde Hardwired Photoelectric Smoke Detector Alarm, AA Battery Backup, 5-inch From $34.84
Sponsored
From$3484
Kidde Hardwired Photoelectric Smoke Detector Alarm, AA Battery Backup, 5-inch
1633.8 out of 5 Stars. 163 reviews
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50+ bought since yesterday Kidde Battery-Operated Photoelectric Smoke Detector Alarm, 4-inch, Batteries Included, 2 Pack From $36.88
2 options
Available in additional 2 optionsFrom$3688
Kidde Battery-Operated Photoelectric Smoke Detector Alarm, 4-inch, Batteries Included, 2 Pack
2814.5 out of 5 Stars. 281 reviews
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2PCS Non-Contact Voltage Tester Pen - AC/DC 12-220V Detector - Current Sensor - Safe Volt Detector for Outlets/Wires/Circuits. (One character and cross head) From $9.90
3 options
Available in additional 3 optionsFrom$990
2PCS Non-Contact Voltage Tester Pen - AC/DC 12-220V Detector - Current Sensor - Safe Volt Detector for Outlets/Wires/Circuits. (One character and cross head)
43.3 out of 5 Stars. 4 reviews
YAHHU Dual Function Power Failure & Power On Detector Anti-Theft Alarm System, 175V-265V Corded Electric Household Security Sensor, White (4.33 inches / 11 cm) $15.51
$1551
current price $15.51YAHHU Dual Function Power Failure & Power On Detector Anti-Theft Alarm System, 175V-265V Corded Electric Household Security Sensor, White (4.33 inches / 11 cm)
M Buder Non Contact Voltage Tester Sound Light Alarm 12 to 300V Voltage Detector with Flashlight for Electrician 7.09 inches / 18 cm[cite: 1] $13.24
![M Buder Non Contact Voltage Tester Sound Light Alarm 12 to 300V Voltage Detector with Flashlight for Electrician 7.09 inches / 18 cm[cite: 1]](https://i5.walmartimages.com/seo/M-Buder-Non-Contact-Voltage-Tester-Sound-Light-Alarm-12-to-300V-Voltage-Detector-with-Flashlight-for-Electrician-7-09-inches-18-cm-cite-1_fd163676-c3be-4b92-b050-72f49262285d.c7579bfc83d34058515bef73a91f359f.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
$1324
current price $13.24M Buder Non Contact Voltage Tester Sound Light Alarm 12 to 300V Voltage Detector with Flashlight for Electrician 7.09 inches / 18 cm[cite: 1]
YAHHU Electrical Voltage Tester Pen AC 12~300V Non-Contact Voltage Detector for Live and Null Wire with Built-in Flashlight LCD Display Breakpoint Finder and Sound Light Alarm System Black $13.85
$1385
current price $13.85YAHHU Electrical Voltage Tester Pen AC 12~300V Non-Contact Voltage Detector for Live and Null Wire with Built-in Flashlight LCD Display Breakpoint Finder and Sound Light Alarm System Black
Riousery Telescopic Voltage Tester 10KV Mini High Voltage Acousto Optic Electroscope Detector For Home Electrical Testing Expandable To 35.4 inches / 90 cm Sound And Light Alarm Diagnostic Tool $25.34
$2534
current price $25.34Riousery Telescopic Voltage Tester 10KV Mini High Voltage Acousto Optic Electroscope Detector For Home Electrical Testing Expandable To 35.4 inches / 90 cm Sound And Light Alarm Diagnostic Tool
MILWAUKEE Voltage Detector With LED $32.01
$3201
current price $32.01MILWAUKEE Voltage Detector With LED
M Buder Digital Voltage Detector 12V-300V Non-Contact AC Voltage Tester Pen with LCD Display, Sound and Light Alarm, LED Flashlight, Zero Fire Wire Recognition, 6.3 inches / 16 cm Length, Black/Red $11.40
$1140
current price $11.40M Buder Digital Voltage Detector 12V-300V Non-Contact AC Voltage Tester Pen with LCD Display, Sound and Light Alarm, LED Flashlight, Zero Fire Wire Recognition, 6.3 inches / 16 cm Length, Black/Red
Kidde Battery-Operated Photoelectric Smoke Detector Alarm, 5-inch, Batteries Included From $29.97
Sponsored
From$2997
Kidde Battery-Operated Photoelectric Smoke Detector Alarm, 5-inch, Batteries Included
1264.5 out of 5 Stars. 126 reviews
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Kidde 10-Year Sealed Lithium Battery-Operated Photoelectric Smoke Detector Alarm, 5-Inch, 2 Pack From $65.00
Sponsored
From$6500
Kidde 10-Year Sealed Lithium Battery-Operated Photoelectric Smoke Detector Alarm, 5-Inch, 2 Pack
1483.6 out of 5 Stars. 148 reviews
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VEVOR Outlet Tester, Electrical GFCI Trip Tester, LCD Display Receptacle Detector for 7 Common Wiring Faults, 3 Prong Socket Detector with Auto Shutoff & Low Battery Indicator, CAT II 300V Rating $15.90
$1590
current price $15.90VEVOR Outlet Tester, Electrical GFCI Trip Tester, LCD Display Receptacle Detector for 7 Common Wiring Faults, 3 Prong Socket Detector with Auto Shutoff & Low Battery Indicator, CAT II 300V Rating
YAHHU Induction Electric Pen Digital Display Non-Contact Line Detection Tester Tool TA881A 12-1000V AC Voltage Detector Home Circuit Electrician Tool 6.69 inches / 17.00 cm $11.94
$1194
current price $11.94YAHHU Induction Electric Pen Digital Display Non-Contact Line Detection Tester Tool TA881A 12-1000V AC Voltage Detector Home Circuit Electrician Tool 6.69 inches / 17.00 cm
AC/for DC 100-500V Voltage Detector Electric Test Tester Pen Double for Head Removable Screwdriver with Indicator Light for Electrician $6.27
$627
current price $6.27AC/for DC 100-500V Voltage Detector Electric Test Tester Pen Double for Head Removable Screwdriver with Indicator Light for Electrician
13 out of 5 Stars. 1 reviews
Suodoka AC20 Multifunctional Non-Contact AC Voltage Detector Pen, 48-1000V Waterproof Electrical Circuit Sensor with LED Flashlight & LCD Display for Home Use, 6.30 inches / 16.0 cm $13.77
$1377
current price $13.77Suodoka AC20 Multifunctional Non-Contact AC Voltage Detector Pen, 48-1000V Waterproof Electrical Circuit Sensor with LED Flashlight & LCD Display for Home Use, 6.30 inches / 16.0 cm
BOKYAN Professional High Brightness Tri-Color Electrical Tester Pen with Buzzer Alarm, Null Fire & On-Off Detection Voltage Tester (70-250V, 6.7 inches / 17.0 cm) $12.39
$1239
current price $12.39BOKYAN Professional High Brightness Tri-Color Electrical Tester Pen with Buzzer Alarm, Null Fire & On-Off Detection Voltage Tester (70-250V, 6.7 inches / 17.0 cm)
YAHHU VC1017 Digital Display Electric Test Pen AC Voltage Detector Non-Contact Tester with LED Flashlight Sound Light Alarm (7.48 inches / 19.00 cm)[cite: 1] $12.01
![YAHHU VC1017 Digital Display Electric Test Pen AC Voltage Detector Non-Contact Tester with LED Flashlight Sound Light Alarm (7.48 inches / 19.00 cm)[cite: 1]](https://i5.walmartimages.com/seo/YAHHU-VC1017-Digital-Display-Electric-Test-Pen-AC-Voltage-Detector-Non-Contact-Tester-LED-Flashlight-Sound-Light-Alarm-7-48-inches-19-00-cm-cite-1_947b2b9f-c16b-44bb-a3d3-0165fa25a72d.3ed18a4323edfee31afa766f311656e8.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
$1201
current price $12.01YAHHU VC1017 Digital Display Electric Test Pen AC Voltage Detector Non-Contact Tester with LED Flashlight Sound Light Alarm (7.48 inches / 19.00 cm)[cite: 1]
YAHHU Intelligent AC Voltage Tester Pen Contactless Detector 12V-1000V with Sound & Light Alarm LED Flashlight for Null/Live Wire Identification (6.14 inches / 15.6 cm) $14.23
$1423
current price $14.23YAHHU Intelligent AC Voltage Tester Pen Contactless Detector 12V-1000V with Sound & Light Alarm LED Flashlight for Null/Live Wire Identification (6.14 inches / 15.6 cm)
Adifare 2Pcs 2 in 1 Voltage Tester Screwdriver Set Non Contact/Contact High Torque Electric Voltage Detector Pen Magnetic Slotted Cross Screwdriver Circuit Detector for Electrician
Adifare 2Pcs 2 in 1 Voltage Tester Screwdriver Set Non Contact/Contact High Torque Electric Voltage Detector Pen Magnetic Slotted Cross Screwdriver Circuit Detector for Electrician
M Buder Mini USB Voltage Current Monitor Tester Capacity Detector LCD Display 4V-30V 0-3A, Portable Power Testing Tool, 3.94 inches / 10.0 cm Length, Precise Data Storage[cite: 1] $10.94
![M Buder Mini USB Voltage Current Monitor Tester Capacity Detector LCD Display 4V-30V 0-3A, Portable Power Testing Tool, 3.94 inches / 10.0 cm Length, Precise Data Storage[cite: 1]](https://i5.walmartimages.com/seo/M-Buder-Mini-USB-Voltage-Current-Monitor-Tester-Capacity-Detector-LCD-Display-4V-30V-0-3A-Portable-Power-Testing-Tool-3-94-inches-10-0-cm-Length-Prec_5077b449-15ce-40a3-86ca-6816fb4ba184.c36f3405796f8e1bdeb0792ad0e81f9c.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
$1094
current price $10.94M Buder Mini USB Voltage Current Monitor Tester Capacity Detector LCD Display 4V-30V 0-3A, Portable Power Testing Tool, 3.94 inches / 10.0 cm Length, Precise Data Storage[cite: 1]
Suodoka Voice Broadcast Voltage Tester Non Contact AC Electrical Detector Dual Range 12V-1000V/48V-1000V Efficient Live Hot Wire Breakpoint Finder with LED Flashlight for Home Circuit Safety $11.70
$1170
current price $11.70Suodoka Voice Broadcast Voltage Tester Non Contact AC Electrical Detector Dual Range 12V-1000V/48V-1000V Efficient Live Hot Wire Breakpoint Finder with LED Flashlight for Home Circuit Safety
Kidde 10-Year Sealed Lithium Battery-Operated Photoelectric Smoke Detector Alarm, 5-inch From $34.97
2 options
Available in additional 2 optionsFrom$3497
Kidde 10-Year Sealed Lithium Battery-Operated Photoelectric Smoke Detector Alarm, 5-inch
3814.1 out of 5 Stars. 381 reviews
Save with
Kidde Hardwired Photoelectric Smoke Detector Alarm, 10-Year Lithium Sealed Battery Backup From $35.97
2 options
Available in additional 2 optionsFrom$3597
Kidde Hardwired Photoelectric Smoke Detector Alarm, 10-Year Lithium Sealed Battery Backup
2343.7 out of 5 Stars. 234 reviews
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Proster Non Contact Voltage Tester Pen - Adjustable Sensitivity AC Voltage Detector, Electric Volt Pen Tester Pen 12-1000V/48-1000V, Contactless Voltage Detector $12.99
$1299
current price $12.99Proster Non Contact Voltage Tester Pen - Adjustable Sensitivity AC Voltage Detector, Electric Volt Pen Tester Pen 12-1000V/48-1000V, Contactless Voltage Detector
13 out of 5 Stars. 1 reviews
Non-Contact Voltage Detector with Flashlight Was $15.00
Non-Contact Voltage Detector with Flashlight
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 $17.99
$1799
current price $17.99VEVOR 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
M Buder Multifunction Digital DC Voltage Current Power Frequency Meter Factor Detector 6.5-100V 100A $22.02
$2202
current price $22.02M Buder Multifunction Digital DC Voltage Current Power Frequency Meter Factor Detector 6.5-100V 100A
GJX Non-contact Voltage Tester Electricity Detect Pen Buzzer Alarm Voltage Tester $6.36
$636
current price $6.36GJX Non-contact Voltage Tester Electricity Detect Pen Buzzer Alarm Voltage Tester
2-in-1 High Torque Strong Magnetic Flathead Phillips Screwdriver Electricity Detector Electric Non-Contact Voltage Tester Pen Electrical Current Power Circuit Live Wire Electrician Tester (Flat)
2-in-1 High Torque Strong Magnetic Flathead Phillips Screwdriver Electricity Detector Electric Non-Contact Voltage Tester Pen Electrical Current Power Circuit Live Wire Electrician Tester (Flat)
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