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..
Check StockWGGE AC Voltage Tester/Non-Contact Voltage Tester with Dual Range AC 12V-1000V/48V-1000V, Electrical Pen with LCD Display and Flashlight Buzzer Alarm, Detect Wire Breakpoint, Live/Null Wire Tester
- Non-contact AC Voltage Measurement Tester - probe type induction, plastic insulation, The tester will flash and beep when the device close to AC Voltage greater during the specified Voltage range without touch the measured object, to ensure the safety of the human body, more convenient monitoring..
- Safely Sound & light Alarm Tester Pen- distinguish the live and Null wire through different frequency alarm sound. The higher the voltage, the higher the audible alarm frequency and rate of flashing lights great, even in noisy environments..
- Accurately Multi-ranging Measurement - The electrical tester accurately detects AC Voltage ranging from 12V to 1000V, and distinguish them into 3 Voltage levels (low, moderate, high). NCV sensitivity automatically adjusts from low, medium and high while indicating Voltage level with audible beep..
- Low Voltage Indicator & LED Light - The shining prompt of low voltage LED and alarm of the power tester pen can warn you to replace the battery in time, while the LED light allows operation even in dark environment..
- Auto Power Off Tester -The electrical tester operated with 2 x 1.5V AAA batteries(not included), auto power off after no operation for 3 minutes to save energy. Lightweight, durable construction with convenient pocke....
Check StockNeoteck Non-Contact AC Voltage Tester Pen, AC 12-1000V, LED Flashlight, Buzzer Alarm for Live/Null Wire Judgment
- 【Non-contact Voltage Tester】 Ranging 12-1000V AC, You can easily distinguish the live and null wire through different level of alarm sound and LED indicator. ( Note Please:Not Suitable for Christmas Light Testing).
- 【Safe and Convenient】 The Voltage Pen Tester Detectes Voltage in a Non-Contact Way, So Do Not Worry about There Could be any Possibility of being Shocked by the Electricity.
- 【High Efficiency】 As Long As Voltage is Detected, the Led in the Tester Pen will Shine.
- 【Multifunction, Easy to Use】 It Also Acts as an Emergency Flashlight which can Illuminate the Working Area, You can Use the Non Contact Voltage Detector in Circuit Breakers, Lighting Fixtures, Switches, Outlets, Wires and Anywhere You Need it.
- 【CE CAT III600V RoHS Certificate】 A Professional Tester, It is Perfectly Suitable also for DIY'ers, Hobbyists and Home Owners, It Helps You Make the First and the Most Important Safety Check.
Check StockeOUTIL Brake Fluid Tester Pen, Hydraulic Fluid Liquid Oil Moisture Analyzer with 5 LED Indicators, Auto Brake Diagnostic Testing Tool for DOT3 DOT4 Brake Fluid
- SAFE&USEFUL---The unit is Mini Pen Liquid Moisture Water Tester Tool. Check the health status of DOT3, DOT4, DOT5 car brake fluid, it will be safer for your driving..
- 5 LED INDICATORS---5 LED to indicate percentage of water in the brake fluid with three colors green yellow and red. Even in the dark does not affect reading, make reading data easier..
- EASY TO USE---The brake fluid tester is easy to use. Check the quality of brake fluid in car only takes seconds. Make it easier to operate for beginner. It's a must-have car tool for your car owners..
- PORTABLE&DURABLE---Brake fluid tester pen is small compact size, easy to carry. Super strong ABS shell, has long service life..
- AUTO TURN OFF---In order to save power, this test pen has the automatic shutdown function, it will automatically turn off the power 15 seconds after starting every time..
Check StockPen Type Digital Multimeter - BTMETER BT-38C AC DC 600V High Voltage Tester 60M Ohm Resistance Meter with Capacitance Diode Test Continuity Alarm Backlit LCD Screen Lamp Light
- ⚡MULTIFUNCTION PEN MULTIMETER - Voltage Tester accurately measures AC DC from 600mV~600V, resistance from 600 ohm ~ 60M ohm and capacitance, diode....
- ⚡OVERLOAD PROTECTION - BT38C pen type digital multimeter features double insulation protection, CE 600V CAT Ⅲ. Compact and high precision....
- ⚡DATA HOLD VOLTMETER - This pen multitester can hold the reading for you to record, Low battery indicator, Auto OFF with “Beep” warning after 15....
- ⚡BACKLIT & FLASHLIGHT - Long press “HOLD” button on the pen multimeter to turn on bright flashlight and LCD screen backlit, Then you can....
- ⚡100% MONEY BACK WARRANTY - BTMETER is backed by 100% guarantee to let you buy this pen multi-tester confidently. Add to Cart, use it, for any....
Check StockVXSCAN 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..
Check Stockallsun Auto Ignition Tester Pen Ignition Spark Indicator Spark Plugs Wires Coils Diagnostic Tool Car Voltage Cable Tester Detector
- Spark plug wire coil diagnostic tool tester,test spark plugs,coils,and distributors on breaker point and electronic ignition systems..
- Spark plug tester,blunt nose tip prevents lead puncturing.High intensity bulb and viewing window for greater flash concentrating..
- Automotive spark plug wire tester, tests spark plugs,spark plug wires,and coils without puncturing the wire..
- Pen high voltage cable tester,with the engine running,place the grooved end of the tool over the spark plug wire.The blub will flash to indicate....
- Voltage tester tool, easy to carry and use, it's suitable for home application, garage, laboratory..
Check StockAS63D 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..
Check StockTDS 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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