ReviewsPower Tester Pen

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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AS63D Vibrometer Pen Pocket Pen Vibration Meter Digital Vibration Meter Portable Mechanical Motor Vibration Tester for Mechanical Fault

Widely Applications: This Vibration Meter Tester is a good tool for measuring vibration. It is widely used in power, petrochemical, machinery manufacturing, metallurgy, vehicles and more..
High Sensitive Offers High Accuracy: High sensitivity probe for accurate measurement, provides long and short probe head, each one is suitable for different situation measurement..
LCD Backlight Offers Clear Reading: This Vibration Meter is equipped with LCD backlight, which can show the measuring values intuitively and clearly. It supports different vibration frequency selection, convenient to operate..
Usage: This Vibration Meter Gauge (also called vibration severity) adopts Piezoelectric Acceleration Transducer to transfer the vibration signal into electrical signal, analyze the input signals, and show the acceleration, speed, Displacement..
Pen-type tester: pen-type tester can be carried in your pocket.Simple to use, the structure is compact, portable..

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VXSCAN Brake Fluid Tester, Brake Fluid Liquid Testing Pen for DOT3 DOT4 Vehicle, Automotive Brake Fluid Moisture Tester with 5 LED Indicators

✔ Useful Brake Fluid Tester: Check the health status of your car brake fluid quickly, and remind you to change the brake fluid in time to make you more comfortable to drive..
✔ Extensive Application: Support most of the vehicle with DOT3 DOT4 car brake fluid. This brake fluid tester is developed for both professional and amateur, widely applied in individual, repair factories and dealer workshops..
✔ Simple Design: 5 LED indicators show the percentage of water in the brake fluid. The brake fluid tester pen is compact and portable, with a non-slip material and nickel-plated metal probe..
✔ Easy Operation: Install the LR03 AAA 1.5V battery(included), press the button at the top, dip the probe into the brake fluid, and the test result will be indicated by LEDs in a few seconds. The brake fluid tester pen will automatically power off after about 15 seconds of inactivity..
✔ NOTE: If the green LED no longer lights up after pressing the button, replace the battery. After each use, clean the test probe with tap water..

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Voltage Tester, LONVOX Non-Contact Voltage Tester with 12-1000V/48-1000V AC Dual Range, Flashlight, Audible and Visual Alarm, LED Display, Wire Breakpoint Tester, Electrical Tester for Home Renovation

... at first for electrical testing. The CAT III 1000V / CAT IV 600V rating provides expanded operation and protection. The way of non-contact detection is capable to detect live or neutral lines from a distance. The double insulation design has basic and supplementary insulations for higher safety levels. The voltage tester pen has dual ranges (12 – 1000V/48 – 1000V AC) for low voltage and standard voltage detections to cope with various environments..
[LED Display & Audible Alarm] – The circuit tester features a high-quality and bright LED display enabling visual indicators to be easy to see from various angles and shown clearly in a dim environment. The voltage detector detects wire breakpoint with both audible and visual alarms working simultaneously. The beeping sound will be faster or slower at higher or lower voltages respectively, and the LED visual alarm will show voltage levels accordingly, to identify whether voltages are present..
[Ergonomic & Compact Design] – The LONVOX electricity tester is light in weight and compact in size. The lightweight design allows longer operation with less muscle fatigue. The compact design allows the voltage tester fits in your hands comfortably. The electrical tester is portable with a pocket clip to pro....

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Diamond Tester Pen, High Accuracy Jewelry Diamond Tester＋200g/0.01g Mini Jewelry Scale＋60X Mini LED Magnifying, Professional Diamond Selector for Novice and Expert, Thermal Conductivity Meter

This gemstone testing equipment is not only a diamond tester, but also a multi gemstone tester. It can detect if a gemstone is real or fake, including: diamond, sapphire, ruby, crystal, agate, jadeite, and other precious stone of various sizes..
Simple to 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) and If the stone is fake, crystal or cubic zirconia, the tester will not beep. reads weights of adiamond use 200g/0.01g Mini Jewelry Scale, To determine the clarity of a diamond use 60X LED lighted Loupe, magnifying glasses..
This pocket scale has 200 gram max weight capacity and reads weights in increments of 0.01g. High precision sensors make sure the accuracy. 6 weigh modes available – g/ oz/ gn/ ct/ dwt/ ozt.Tare & Auto-off: You can use the tare function to zero the weight of container within 200g. Energy saving by 3 minutes auto-off function..
Portable Diamond Tester Pen and 60X LED Lighted Loupe each comes with its own convenient carrying cases. Both items are small and can fit into any purse or backpack. Diamond Tester Pen and 60X LED Lighted Loupe combo and 200g/0.01g M....

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TDS Meter Digital Water Tester,WoEluone 3 in 1 TDS,Temperature and EC Meter,Accurate Ideal PPM Meter for Drinking Water, Aquariums,RO System and More

...at various temperatures. Testing range from 0-9990 ppm, the resolution is in increments of 1ppm,indicated by a blinking 'x10' image..
☑️ 【TEST YOUR WATER PURITY】: With our slim and lightweight conductivity meters pen can test how pure is your water? Just stick it in about 1 inch deep of water, then TDS water tester can tell you your overall water purity level, which will be displayed on the screen in ppm (parts per million)..
☑️ 【 EASY TO USE AND HANDY】: Just stick the TDS meter tester into the water of 1 inch deep, then stabilized readings will be auto-locked on LCD backlight screen in seconds, TDS tester shuts off automatically after 2 minutes of non-use to conserve batteries. Features a hold function that saves measurements for convenient reading and recording..
☑️ 【WHAT YOU GET】: 1 TDS water tester, 1 user manual, 1 preinstalled battery, 1 leather case, our fan-favorite 3 year warranty and 90 days money back guarantee if there is any problem with the digital TDS water tester meter..

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