Top Power Tester Pen

Measureman Non-Contact Detector AC Voltage Tester Pen 12-1000V/48-1000V Dual Range with LED Flashlight Live/Null Wire Judgment

  • Non-contact: Just place the tip near a terminal strip, outlet, or supply cord. It will send out multiple alarms through sound and light. Red means....
  • Dual range: The Voltage Tester Pen has the dual testing range. You can press the S button to adjust sensitivity (12-1000V/48-1000V AC)..
  • LCD display and LED light: Bright LED flashlight ensures clear views in dark and narrow spaces. The tester pen with LCD display, easily to get the....
  • Low power consumption: Auto power-off feature conserves and extends battery life..
  • Portable design: Pocket-sized, pen hook allows you to carry it in your pocket..
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Digital Pen Type Multimeter INFURIDER YF-38B Handheld Auto-ranging Voltmeter Ohmmeter for DC AC Voltage,Resistance,Ohm Volt Test Meter with Diode Continuity

  • 【High Accurately】Display with 2000 Counts,Volt meter can accurate autoranging measurement for AC DC voltage to 600V:+/-0.5% of reading.Resistance to 20MΩ. Features with data hold,Diode test and Continuity Buzzer..
  • 【Save your Battery】Pen type digital volt tester with auto power off function and low battery indication, it will automatically shut down if you do not further operation after 20 mins..
  • 【Backlight+Flashlight】Press “☀” button on the pen multimeter to turn on bright flashlight and LCD screen backlit, Then you can accurately testing and reading in the darkness..
  • 【Overload Protection】YF-38B pen type digital multi tester features double insulation protection, CE 600V CAT Ⅲ. This volt tester is portable and stable performance, and works well as a voltage pen type and a necessity for a daily usage.  .
  • 【After-Sales Warranty】INFURIDER provide lifetime technical support, if you have any questions with our products. Do not hesitate to contact us! we will respond to you within 24hours..
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GemOro Testerossa Talking Diamond Moissanite & White Sapphire Tester Silver

  • Size of Diamond Tester Pen: The gemstone tester pen dimensions are 6.6 Inches long, 1.6 Inches wide, and 0.8 Inches thick. The portable diamond tester....
  • Detection Way: The tester indicates genuine diamond or fake, the jewelry tester meter is designed and manufactured according to the thermal....
  • Result Indicator of Diamond Reader: With diamond gem tester you will be able to know in a few seconds whether an item is fake or not, there are the....
  • Easy to Operate Jade Jewelry Tester: Simple calibration for stones of various sizes the jewelry tester silver and diamond tester are easy to use even....
  • Wide Uses of Electronic Diamond Tester: The diamond tester professional tester is mainly used for industrial purposes, circuit boards, and printing,....
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1 Ounce OZ 999 Fine Solid Titanium Precious Metal Liberty Eagle Coin Ingot Bullion Ti Element Chemistry Proof Mint Coin

  • Size of Diamond Tester Pen: The gemstone tester pen dimensions are 6.6 Inches long, 1.6 Inches wide, and 0.8 Inches thick. The portable diamond tester gadget is lightweight, matched with a practical carrying case..
  • Detection Way: The tester indicates genuine diamond or fake, the jewelry tester meter is designed and manufactured according to the thermal conductivity of diamond, the fake crystal, a simulant such as cubic zirconia does not have any reaction..
  • Result Indicator of Diamond Reader: With diamond gem tester you will be able to know in a few seconds whether an item is fake or not, there are the LED indicator and the audible signal a red light will be displayed and an audible indicator will sound if the stone is a real diamond..
  • Easy to Operate Jade Jewelry Tester: Simple calibration for stones of various sizes the jewelry tester silver and diamond tester are easy to use even for a new beginner, tester electronic pen is also a great tool to have when testing your own jewelry..
  • Wide Uses of Electronic Diamond Tester: The diamond tester professional tester is mainly used for in....
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3 Pieces Voltage Meter Tester AC 12-1000V Non Contact Voltage Detector Buzzer Alarm Electrical Testing Led Flashlight Wire Tester Electrical Tool Battery Powered Tester Pen for Live Null Wire Judgment

  • High efficiency: the wire tester electrical tool(Batteries are not included) will send out a variety of alarms through sound and light, when a voltage is detected, the tip will light up and beep, which is easy to judge, saving time and energy.
  • The voltage pen tester uses a non-contact method to detect voltage, so you don't worry about the possibility of electric shock.
  • Sensitivity adjustment: this non contact voltage meter has 3 levels of sensitivity to choose from, the default is to enter the low level (buzzer beeps-once), press the [S] key to enter the middle range (the buzzer beeps twice), and press it again to enter the high level (The buzzer beeps three times), press again to return to the low gear (the buzzer beeps once.
  • Automatic shutdown function: when the ac voltage detector is not operated for about 5 minutes and no voltage signal is detected, the tester will automatically shut down.
  • The volt tester pen can be widely applied in circuit breakers, lighting devices, switches, sockets, wires and anywhere needed.
  • Low voltage indication: when the battery voltage is 2.6 V, the power indicator flashes 3 times, the buzzer will automatically shut down, please replace the battery in time.
  • You will get 3 electric current testers in the package, enoug....
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Dupeakya Professional Diamond Selector II, Gem Tester Pen Portable Electronic Diamond Tester Tool for Jewelry Jade Ruby Stone (Diamond Tester 2)

  • [FAST AND PRECISE ]: This gemstone tester pen is not only a diamond tester but also a multi-gemstone tester. It is designed to detect if a gemstone is real or fake, including: diamond, sapphire, crystal, ruby, agate, jadeite, etc. Professional Diamond Selector designed for quick, precise, and safe diamond testing..
  • [SIMPLE TO USE ]: Diamond Tester Pen is simple to operate to get results. 1. Put the battery in the tester. 2. Take off the probe cap. 3. Turn on the switch. 4. Make sure only one light lights up on the scale. 5. Make sure the " ready lamp" light is on. 6. (If test diamond, you then need to turn on the number of the light corresponding to the indoor temperature and diamond weight.)..
  • [TEST RESULT ANALYSIS ]: If lights 003e= 9 and have sounds, it is real diamond. If lights 003c 9 and no sounds, it is not diamond. If lights is 7 or 8, it is true crystal. If lights is 6 or 7, it is true jade. If lights is 4 or 5, it is glass.
  • [NOTICE]: * When testing, the probe needle and the tested object must be at a 90° angle. * When testing diamond, your right index finger must keep touching the metal panel on the back of the tester, while you do not touch the panel if you test other gemstones. * Do Not test any metal. * Don't wear gloves..
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Non-Contact Voltage Tester/ Voltage Tester with Dual Range AC 12V-1000V/48V-1000V, Live/Null Wire Tester, ENGiNDOT Electrical Tester with LCD Display & Buzzer Alarm, Wire Breakpoint Finder-VT02(Black)

  • 【DUAL RANGE】The circuit tester accurately detects standard and low voltage (12-1000V AC / 48-1000V AC), which is more sensitive and flexible. Low sensitivity can probe power supply lines such as power boards, desk lamps, computers, etc., and high sensitivity can detect buried walls and other internal wiring detection (depth≤1.18 inches). The electronic pen can beep from low, medium, and high frequency to indicate voltage..
  • 【SAFETY FIRST】The live wire detector detects voltage in a non-contact way, and insulation operation can ensure the safety of testers. Safety Compliance: CAT.III 1000V CAT.IV 600V.
  • 【MULTIFUNCTION, EASY TO USE】The LED flashlight with high brightness can illuminate your workspace in the dark. In addition, the sound, light, and screen display triple alarms, and the voltmeter buzzer alarms loudly, allowing you to feel the voltage visually and audibly..
  • 【High Efficiency】As long as voltage is detected, the Led in the tester pen will shine..
  • 【COMPACT DESIGN】 The electrical tester uses 2 * 1.5 V AAA batteries (included), which will automatically Power Off in 3 minutes without operation to save energy. What's more, the small-sized body and portable pencil pen hook allow you to carry the item in your pocket..
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Horizon Jeweler Tool Kit - Portable Diamond Tester Pen with 60X LED Lighted Loupe Magnifying Glasses Combo

  • ✔️【Simple to Use】Horizon’s Diamond Tester Pen is simple to operate to get results, professional(s) are not required. Simply turn on our....
  • ✔️【Portable】Horizon’s Diamond Tester Pen and 60X LED Lighted Loupe each comes with its own convenient carrying cases. Both items are small....
  • ✔️【All-in-one Kit】At Horizon, we wanted to create a Diamond Tester Kit that you can use the moment you get it and so we did. Horizon’s....
  • ✔️【Fast Results】Horizon’s Diamond Tester Pen is design to deliver fast, accurate results. You will be able to know if something is fake in a....
  • ✔️【Intuitive Design】Horizon’s Diamond Tester Pen comes with LED lights and audio indication. During a test, if the stone tested is a....
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MIUONO Diamond Tester + 10x Magnifier + Tweezers for Novice and Expert (Include Battery)

  • Portable design: Diamond tester and magnifier are all equipped with convenient carrying cases. Designed for rapid, accurate and safe diamond testing. Through non-destructive testing, the operation is simple and precise.
  • Fast Results: If the stone is a real diamond, the pen will make a beep sound as well as show at least 9 LED lights.a green indicator will be displayed.
  • Upgraded high precision diamond selector ll: The upgraded diamond tester is more profession and precision. Quick indicate genuine diamond or fake.
  • Simple use: Diamond Tester Pen is simple to operate to get results, professional(s) are not required. Simply turn on our Diamond Tester Pen detector.
  • place the tip of the Diamond Tester on the gem stone (lightly pressed is sufficient).
  • Package Contents: 1 x Diamond Tester, 1 x 9v Battery, 1 x 10x Jeweler’s Loupe, 1 x Tweezers.
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Diamond Tester and 60X LED Magnifying Glasses Jeweler Tool Kit Combo，for Novice and Expert - Diamond Selector II 9V Battery Included Diamond Tester

  • ■【Intuitive Design】Yhkj Diamond Tester Pen comes with LED lights and audio indication. During a test, if the stone tested is a diamond, the LED....
  • ■【Simple to Use】Yhkj Diamond Tester Pen is simple to operate to get results, professional(s) are not required. Simply turn on our Diamond Tester....
  • ■【Fast Results】Yhkj’s Diamond Tester Pen is design to deliver fast, accurate results. You will be able to know if something is fake in a....
  • ■【Portable】Yhkj Diamond Tester Pen and 60X LED Lighted Loupe each comes with its own convenient carrying cases. Both items are small and can fit....
  • ■【Application Range】Diamond,Stamp, Jewelry, Appraisal, Education, Geography, Home And Office..
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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

  • 【CE CAT III600V RoHS Certificate Voltage Tester】 Neoteck professional AC voltage detector is safely double insulated. High Voltage Alert to warn you of voltage above 90V, the screen turn red and the safety symbol on the screen shines, perfectly suitable for DIY'ers, hobbyists and homeowners, which helps you make the First and the Most Important Safety Check.( Note Please:Not Suitable for Christmas Light Testing).
  • 【Dual Range Electrical Tester】The 2022 upgraded circuit tester’s default mode is 48-1000V(Low Sensitivity), press the ’’S’’ to switch to 12-1000V(High Sensitivity), which can meet standard and low voltage (12-1000V AC / 48-1000V AC) for more sensitive and flexible measurements. Also, it is easier to identify live and null wire when the wires are neighbouring..
  • 【Non-Contact Voltage Tester with LCD Display】With NCV inductive probe for AC voltage.
  • just place the tip near a terminal strip, outlet, or supply cord, which can tell live and null wire without safety problem. When the buzzer alarms slowly, light flashes slowly and LCD shows green, it is Null Wire. While the the buzzer alarms quickly, light flashes quickly and LCD shows red, it is live Wire..
  • 【Quick Break Point Testing】What’s more, this voltage tester pen can w....
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Yhkj High Accuracy Diamond Tester+30x60X Illuminated Jewelry Eye Loupe Mini Led Foldable Magnifying,Jewelry Diamond Detector Y-sss1 0

  • ✔【Intuitive Design】Yhkj Diamond Tester Pen comes with LED lights and audio indication. During a test, if the stone tested is a diamond, the LED....
  • ✔【Simple to Use】Yhkj Diamond Tester Pen is simple to operate to get results, professional(s) are not required. Simply turn on our Diamond Tester....
  • ✔【Fast Results】Yhkj’s Diamond Tester Pen is design to deliver fast, accurate results. You will be able to know if something is fake in a....
  • ✔【Portable】Yhkj Diamond Tester Pen and 30x60X LED Lighted Loupe each comes with its own convenient carrying cases. Both items are small and can....
  • ✔【Application Range】Industrial Purpose, Circuit Board And Printing , Industry, Medicine, Gardening, Coin, Diamond,Stamp, Jewelry, Appraisal,....
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