Reviews Snap Button Tester

Brake Fluid Liquid Tester, Auto Brake Diagnostic Testing Tool, Hydraulic Fluid Liquid Oil Moisture Analyzer with 5 LED Indicators, Auto Brake Diagnostic Testing Tool for DOT3 DOT4 Brake Fluid

  • PROTECTS YOU & YOUR CAR : Check the health status of DOT3, DOT4 car brake fluid, Brake Fluid Tester Pen can be used as a digital brake fluid tester suitable for determining brake fluid quality. It will be safe for your driving.
  • EATY TO USE : Press the button , Insert the tester into reservoir for one second then the tester result will be correctly indicated by LEDs.Repress the button for power off..
  • 5 LEDS : 5 LED display lights the percentage of moisture content in the brake fluid, as the test results are more accurate.
  • USEFULL : Supports DOT3 DOT4 DOT5 brake fluid ..
  • EASY TO CARRY : Small size ,you can take it in pocket , take 1 AAA 1.5V battery. automatic shutdown after about 15 seconds of inactivity.
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Button Cell Battery Checker Portable 1.5v 3v Button Cell Battery Checker Battery Tester Meter Tool for LR44 CR2032 CR2025 Button Cell Green

  • This battery checker is designed for most common watch coin cell button batteries..
  • This battery tester is great gadget for instant testing of your battery capacity, can check button cell battery's power..
  • Simply place the side down in the correct sized socket, the meter will show you the batteries condition..
  • This cell battery tester will fit most 1.5v and 3v button batteries and will indicate the batteries condition.Watch Button Battery testerWatch Button....
  • This high quality button battery checker red Zone means battery is nearly running out, Yellow Zone, battery is used but still current, Green Zone....
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Kailh Box Switch Tester, Mechanical Keyboards Testing Clear Keycaps, 20 Shockproof and Silent Pcs O-Rings…

  • 【1 for 9】：Kailh switch tester contains 9 main Kailh MX switches, which can provide real key feeling and mechanical keyboard sound, and help you choose the type of switch you like. Try the ideal kit for Kailh mechanical key switches..
  • 【Premium Quality and Design】：Key switch tester is equipped with semi-transparent transparent OEM height key caps, ABS material, which allows you to easily understand the color of each key. Installed on the PCB to simulate the actual button feel..
  • 【Extra Tools】：Gateron switch tester comes with the keycap puller and 20 sound dampening rubber O-ring samples .You can easily pull out the keycaps, even all keys from the housing..
  • 【Necessary Products】：Switch tester is a must have kit to try mechanical switch for anyone who's gonna buy a mechanical keyboard. So that you can buy your favorite products..
  • 【Decoration & Release】：Key switch tester can be an ideal desktop decoration.Keyboards tester also a good decompression gadget, which helps relieve nervous energy or anxiety.Note: the red color cap puller is not included..
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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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Automotive Relay Tester 12V Auto Relay Diagnostic Tool Battery Checker Small Relay Tester with Clips

  • ...lip of the tester to the car battery, the black clip on the negative pole, and the red clip on the positive pole. When the red LED light is on, it means the tester can start the test. Check the relay before testing. Select the appropriate socket according to the pins, insert the relay into sockets, press the "Test" button, and the tester will automatically detect the pin position of the unknown relay..
  • Fitment - Suitable for most general-purpose automotive relays on the market. When testing, it needs to be connected to the car's 11V-15V battery. The car battery must be a 12V battery, and the battery voltage must be between 11V-15V.
  • 2. The applicable coil resistance is preferably above 20 ohms..
  • Compact - Our automotive Relay tester is small and easy to carry around for on-the-go jobs or for easy storage. Its compact design allows easy use no matter where you are..
  • Simple and Quick - With our patented design this relay tester will give you the results you need quickly and easily..
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GuDoQi PH Meter, TDS Meter Combo, Pool Water Test Kit, PH Tester Digital, PPM Meter, 0.01 Resolution TDS PH EC Temperature 4 in 1 Set for Drinking Water, Hydroponics, RO System, Aquarium, Swimming

  • WIDE USE:It is commonly used for testing the pH balance, quality and hardness of drinking water, household water, pool water, aquarium, Spa, hydroponics etc(Any issue about this product ,pls contact with us).
  • THE RANGE OF MEASURE: PH resolution is 0.01pH, accuracy is ±0.01pH, measurment range is 0-14 pH. TDS meter ranges from 0~9990ppm, Conductivity ranges from 0~9990 us/cm, EC ranges from 0~9990 us/cm.
  • ATC FUNCTION: Equipped with auto temprature compensation function, PH tester can adjust according to water temperatures and give pH readings almost instantly. Don't need to care about the temperature of test liquid.
  • EASY TO USE: For water quality tester, pressing ''HOLD'' button for maintaining reading, pressing ''SHIFT'' button once for TDS & EC transformations, pressing ''SHIFT'' button twice for "° C / ° F" transformations.
  • AUTO CALIBRATION: For pH tester, just place the instrument in the standard buffer and press the CAL button then it will automatically start calibration data. (This ph meter has been calibrated by factory so users can use it directly).
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Dental Willis Bite Gauge Stainless Steel Premium Instruments

  • ♥♥【Application】:The dental pulp vitality tester is an instrument that uses a machine to produce pulse current and stimulates the tooth nerve, then records the response value of the tooth nerve to the electrical stimulation, so as to judge the vitality of the tooth nerve,which ensure the accuracy of doctor's judgement on the patient's pulp vitality..
  • ♥♥【Adjustable Frequency】:To press the speed control button to choose three preset speed mode (high-mid-low speed),while the different indicator lights will be on..
  • ♥♥【Data description】：The maximum stimulus----80.Between 0-40, the patient feels ache and anesthesia, it is the alive teeth nerve.Between 40-80,with above-mentioned reaction,part of teeth nerve dead. 80, no above-mentioned reaction, dead teeth nerve..
  • ♥♥【About Testing】:To increase a gentle pulsed stimulus at a rate,If the patient indicates perception, simply release the button. The stimulus stops immediately, but the numbers remain on the tester for about 3 minutes.It is easy to read..
  • ♥♥【Economical】:This pulp tester is battery-operated, Standard 9-Volt batteries, the device turns itself off three minutes later after operation(No wasted batteries.).
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Gateron Key Switch Tester, Mechanical Keyboards Testing Clear Keycaps, 9 Key Switch Tester Tool with Keycap Puller and 20 Pcs O-Rings

  • 【1 for 9】：Gateron switch tester contains 9 main Gateron MX switches, which can provide real key feeling and mechanical keyboard sound, and help you choose the type of switch you like. Try the ideal kit for Gateron mechanical key switches..
  • 【Premium Quality and Design】：Key switch tester is equipped with semi-transparent transparent OEM height key caps, ABS material, which allows you to easily understand the color of each key. Installed on the PCB to simulate the actual button feel..
  • 【Extra Tools】：Gateron switch tester comes with the keycap puller and 20 sound dampening rubber O-ring samples .You can easily pull out the keycaps, even all keys from the housing..
  • 【Necessary Products】：Switch tester is a must have kit to try mechanical switch for anyone who's gonna buy a mechanical keyboard. So that you can buy your favorite products..
  • 【Decoration & Release】：Key switch tester can be an ideal desktop decoration.Keyboards tester also a good decompression gadget, which helps relieve nervous energy or anxiety.Note: the red color cap puller is not included..
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YINMIK Water PH Meter, 3 in 1 PH TDS Temp Pen Type Tester for Home Brewing, PPM Water Tester with Backlight for Water Purifier, Home Wine Beer Making, Pool, Hot Tub, Aquarium, Hydroponics, RO System

  • ...er, alkaline water filtration system, swimming pools, hot tubs, aquarium, reef tank, koi ponds, fish tanks, water hydroponics, urine etc. It is very suitable for family use and is a good choice for the health of family and friends..
  • 【Extra Value PH Tester】Including 1x PH tester, 1x English manual, 3x 1.5V (LR44) button batteries, and 6x PH calibration powders(4.00x2+7.00x2+10.01x2)..
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Klein Tools VDV526-100 Network LAN Cable Tester, VDV Tester, LAN Explorer with Remote

  • Cable tester with single button testing of RJ11, RJ12 and RJ45 terminated voice and data cables.
  • Fast LED responses indicate cable status (Pass, Miswire, Open-Fault, Short-Fault, and Shield).
  • Test remote stores securely in tester body.
  • Compact tester easily fits in your pocket.
  • Auto Power-off feature to conserve battery life (9V included).
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