Best 1volt Test Light

Xinler Accuracy Jewelry-Diamond Tester Pen Professional Jewelry Diamond Tester Tool

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..
* If the number of lights equals or exceeds 9, and it beeps, it means the diamond is true. * If the lights is about 9 and it beeps, it means the sapphire is true. * If the number is 6.5-7, it means the agate is true. * If the number is 7-8 , it means the crystal is true. * If the number is 6-7, it means the jade is true..
Before Test: 1. Put the battery in the tester. 2. Take off the probe cap. 3. Turn on the switch. 4. Make sure only one light light up on the scale. 5. Make sure the " ready lamp" light on. 6. (If test diamond, you then need to turn on the lights number corresponding to the indoor temperature and diamond weight.). 7. (If test other gems, you'd better calibrate the probe, method: by placing the probe vertically on a glass, then adjusting the light to 5, then test the gems.).
★ NOTICE: * No matter what gemstone you are 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 test....

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GFJMC Waterproof Ip68 Led Drain Plug Light 9w Underwater Boat Lights Marine Yacht Led Drain Plug Light for Fishing Swimming Pool Light Divinng Pontoon Marine Blue Color (Blue)

【RGB DRAIN PLUG LIGHT】▲36LED Multicolor Boat Plug Light ▲3" Diameter, 10ft Wire Length ▲4000LM 60W 12V ▲Convex Lens & Round Appearance, Marine Grade 316L Stainless Steel Shell ▲High-brightness 3535LEDs ▲Shatterproof Lens ▲IP68 Upgraded Double-layer Waterproof Technology ▲Tinned Copper Wire.
【EASY INSTALLATION】Easily install the underwater led light to your boat in minutes. 4 holes on the side -aided to install and disassemble of light, effortlessly. Fits all 1/2" NPT boat drain plugs. No holes to drill! Excellent choice for night-time cruising, sailing, swimming, diving, fishing and pool light~.
【AVAILABLE CONTROL METHODS】The RGB drain plug lights for boat can be controlled by our RS Control System, which is combinated controller S1 with remote control R1, or controller S1 with APP (Note: the package not include remote control, controller). The RGB light can also be applied to various LED controllers and DMX512 control..
【PROFESSIONAL TESTING】▲Waterproof: 20m deep sea water test for 6 months ▲Anti-corrosion: 1000 hours CASS test, 1000 hours salt spray test. ▲Impact resistance: CNAS test. ▲Service life: 5000 hours aging test. ▲SEA And DOT Certification.
【3 YEARS WARRANTY】All HUSUKU lights are guaranteed for 3 ....

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Autel (AULAL629) AL629 ABS/SRS/Engine/Transmission Code Reader

This code reader can quickly read and erase DTCs for ABS, SRS, Engine and Transmission on most 1996 and newer (OBDII & CAN) – domestic and import major vehicle models.
Auto VIN for quick DTC definitions, search DTC definition library for code breaker information, I/M readiness monitors, on-screen DTC definitions. Supports all 10 test modes of latest J1979 OBDII. Enhanced mode 6 Diagnostics, O2 monitor test/on-board monitor test & component test/oxygen sensor test..
Retrieves generic (P0, P2, P3, and U0), manufacturer specific (P1, P3, and U1) codes and pending codes. Retrieves vehicle information (VIN, CIN, CVN). Views freeze frame data and graph data. Reads, stores and plays back live PCM data stream and live sensor data..
AutoLink AL629 is easy to use, this scanner can work directly once the OBDII main cable is plugged in. Easily determines the cause of the Check Engine Light/ Malfunction Indicator Light (MIL). Turns off Check Engine Light, clears codes and resets monitors..
2.8’’ LCD with 320x240 resolution, lifetime free updates, TF memory card for data backup and software update, can print data via Windows PC. Multilingual support – English, Spanish, French, etc..

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Fielect 3pcs Tester Screwdriver Voltage Tester Light Circuit Tester Electric Test Pen Screwdriver AC100-500V Clear

【Neon Tube Light Display】- The neon tube light of the circuit pen will light when the pen detects voltage.
【How to Use】- When you use the voltage test electroprobe,before testing,it is necessary to insert the screwdriver to the bottom,hold the finger....
【Two Usage】- Two kinds of applications,one for measuring circuit electrical penand the other for screwdriver.Two types of screwdriver tips on the....
【Warm Tips】- AC circuit tester light detector is for indoor use only and to avoid strong light..

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OBDII Trouble Codes

CEL DOCTOR: The NL101 is used to read and clear fault codes and turn off the engine light. It can not only accurately determine codes and possible causes, but also perform DTC search, O2 sensor test, I/M readiness test, on-board monitor test, live data stream, freeze frame data, EVAP system test, vehicle VIN retrieval and diagnostic report, saving vehicle owners a lot of time and money in maintenance..
SMOG CHECK HELPER: It can accurately read trouble codes for most cars, SUVs, light trucks, and 12-volt diesel vehicles equipped with a 16-pin OBD2 protocol. Use this OBD2 scanner to make sure the monitor is set before the emission test, so you can pass the emission test easily..
BATTERY TEST: Supports real-time battery voltage acquisition and displaying the results in a graph. This allows you to retrieve and analyze the exact live data and determine the condition of the battery or the expected remaining life..
INDISPENSABLE HOME TOOL: Requires no batteries or charger, but is powered directly from your vehicle's 16-pin OBDII Data Link Connector. It is an indispensable tool in your toolbox and one of the best gifts for home and auto mechanics..
WORTH TO OWN: A free $20 protective case, 2.4" LCD color screen, 8+ languages, unique patented design, free lifetim....

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Planes, Trains & Automobiles

CEL DOCTOR: The NL101 is used to read and clear fault codes and turn off the engine light. It can not only accurately determine codes and possible causes, but also perform DTC search, O2 sensor test, I/M readiness test, on-board monitor test, live data stream, freeze frame data, EVAP system test, vehicle VIN retrieval and diagnostic report, saving vehicle owners a lot of time and money in maintenance..
SMOG CHECK HELPER: It can accurately read trouble codes for most cars, SUVs, light trucks, and 12-volt diesel vehicles equipped with a 16-pin OBD2 protocol. Use this OBD2 scanner to make sure the monitor is set before the emission test, so you can pass the emission test easily..
BATTERY TEST: Supports real-time battery voltage acquisition and displaying the results in a graph. This allows you to retrieve and analyze the exact live data and determine the condition of the battery or the expected remaining life..
INDISPENSABLE HOME TOOL: Requires no batteries or charger, but is powered directly from your vehicle's 16-pin OBDII Data Link Connector. It is an indispensable tool in your toolbox and one of the best gifts for home and auto mechanics..
WORTH TO OWN: A free $20 protective case, 2.4" LCD color screen, 8+ languages, unique patented design, free lifetim....

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Gifts2U Eye Doctor Kit for Kids,18 PCS Doctor Pretend Play Preschool Eyesight Protection and Myopia Prevention Toys for 3 4 5 6 7 8 9 Year Old Girls

[Play and learn]:This toys for 3-9 year olds girls boyscan learn all aspects of the vision test by pretending to be a vision test doctor. From an....
[Desig]:This toy is made by imitating real medical testing machines and has various vision testing functions. It comes with sound and light effects to....
Superior Quality.The vision test machine comes with sound & light effect. Bring playtime to life with entertaining sounds! Super Durable. Batteries....
[Perfect Gift]:This toy Doctor kit for kids was recommended for 3 4 5 6 7 8 years olds girls.Perfect for pretend play, role play, school classroom,....
[Includes]:Vision Test Machine, Doctor ID Tag,Vision Test Tool Kit, Pill Bottles,Eye Drops,Vision Test Cards, Head Mirror,Vision Test Chart, Glasses,....

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Diode Check

...hat the injector is damaged. When checking the injector for clogging, it can be cleaned by cleaning the pressurized tank with the injector..
【20ft Test Cord & Color Display & Torch】Car circuit tester with 20ft extension cord, powered by car battery or cigarette lighter, extension cable port extension provides excellent accessibility for testing along the vehicle. With a digital color display, you can clearly read the voltage and current data. Built-in flashlight and LED bi-color light make it easy to work even in dark or low light conditions..

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Autel PS100 Power Circuit Probe Kit, 12V 24V Automotive Circuit Tester Electrical System Tool, AC DC Diode Resistance Checker Digital Voltage Tester, Multimeter, Short Finder

...s a valuable test tool as well as a safety measure to protect the tool from overload..
【QUICKLY IDENTIFY POLARITY】Autel PS100 instantly checks component continuity and identifies positive, negative and open circuits. When the positive terminal is connected, the red LED light is on, accompanied by a beep. When the negative terminal is connected, the green LED lights up, along with low pitched tone. If it is an open circuit, the LED light will not light..

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