Best Tester For Power Supplies

BETAFPV BT2.0 1S Battery Charger Voltage Tester Type-C Charger V2 4.35V/5V 1A/2A for 1S Lipo RC Battery Like 300mAh 1S 450mAh 1S 260mAh 1S with BT2.0 Connector

  • 【Updated】Compared with the original BT2.0 battery charger voltage tester, BT2.0 battery charger voltage tester V2 comes with the hidden design of the electric display and charging instructions, which is simple and beautiful.
  • 【Type-C Input Port】BT2.0 battery charger voltage tester designed with Type-C input port to replace the USB port. The charging is no longer limited by the socket, provides pilots more charging options.
  • 【BT2.0 Battery Charger&Voltage Tester】This BT2.0 battery charger voltage tester is customised for RC battery with BT2.0 connector, can also be charged PH2.0 connector battery when you use PH2.0-BT2.0 adapter cable.
  • 【High efficiency】It supports charging 2 lipo batteries with BT2.0 connector at the same time. The charging current is up to 2A, which improves its efficiency and shorten the charging time. Lightweight and easy to carry.
  • 【How to Use】When power-off, the test port can be used as a battery tester while another port does not possess any function. When power-on, the red LED means charging while the green LED is fully charged.
Check Stock

USB 3.0 Tester Eversame IPS Color Display Digital Multimeter Voltmeter Current and Voltage Monitor DC 5.1A/30V/150W Power Meter Tester Test Speed of Chargers Cables Capacity of Power Banks-Black

  • NEW Arrival USB Tester: Upgraded color USB tester feature a 12,800 pixel IPS HD colour digital LCD screen for clear readings.
  • Multi-functional USB meter. USB meter tester is mainly used to detect USB charging current, voltage, capacity, power, time, etc, displaying accurate....
  • Power-off Memory Function: Testing the capacity of a power bank requires completing discharge process from 100% to 0, which will take a considerable....
  • Wide Test Range & Simple Operation: Input/Output Voltage: DC3.6-30V, Current Range: 0-5.1A. Large range of USB meter makes it widely compatible with....
  • What You Get: 1 Pack Multimeter USB Tester in Black. 100% SATISFACTION WARRANTY: Eversame always stand behind our products, and we offer 12-month....
Check Stock

USB C Tester 3 in 1 Type C DC5.5 USB Meter USB Load Color Screen IPS Digital Multimeter,Voltage,Current,Power,Resistance,Capacity Detector,with Clip Cable Support PD2.0/PD3.0,QC2.0/QC3.0

  • High PrColor screen - 8 interfaces - Support USB, Type-C, DC5.5, micro USB. It can measure the voltage and current changes during the....
  • Wide Applications:With the USB tester, you are able to test notebooks, car emergency power supplies, routers and other DC products, monitoring....
  • The tester and mobile phone enable to realize APP. And charging status, various measurement data & graph can be transmitted and viewed on your phone.....
  • Multi Functions:Functions include screen flip, fast charge recognition, energy capacity detection, temperature measurement, accuracy measurement,....
  • Safety Protection:Featured with over-voltage protection, over-current protection, low-voltage protection, charging time setting and auto-off....
Check Stock

Usatest Power Circuit Probe, Powerscan Automotive Circuit Tester,12V 24V Electrical System Diagnosis Tool AC DC Digital Voltage Short Finder,Car Voltage Tester Digital Voltmeter

  • 【CIRCUIT TESTER】The USA-003 circuit tester automotive tool will test the positive, negative, and open circuit easliy, also testing for continuity, diagnosing circuit failures, checking good and bad grounds, activating components on and off the vehicle, sensing MIN /MAX voltage, etc..
  • 【POWER SWITCH】 With a flip of the power switch, you have an instant hot/ground lead for powering up electrical components like cooling fans, relays, testing fuses etc..
  • 【PROTECT YOUR VEHICLE】USA-003 powerscan can immediately check for bad ground contacts and quickly track down shorts without losing fuses. Also, the unit provides higher safety for the user, as it is protected by a circuit breaker, which is a safe measure to protect the unit and your components from overload..
  • 【ELECTRICAL TESTER】USA-003 electrical tester can easy to read AVOmeter, so you can easily use your fingers to control powerscan diagnosis of DC Voltage, AC Voltage, Resistance and Diode of 12v-24v electrical systems..
  • 【FLASHLIGHT】 Built-in Flashlight enables you to work in the dark. Even in a dark environment wh....
Check Stock

Breathalyzer to Test Alcohol Professional Grade Accuracy Portable Breath Alcohol Tester for Personal and Professional Use with LCD Screen BAC Detector on Keychain

  • TRIED AND TESTED FOR ACCURACY: With its high-precision semiconductor alcohol sensor, the Breath Alcohol Tester will give you the most accurate results, and will sound an alarm if too much alcohol is detected..
  • HOW TO USE: Insert AAA batteries and press the power button. Once the Breath Alcohol Tester has warmed up, a “Blow” logo will appear on the screen. (For optimal results, wait 20 minutes after alcohol consumption to test for BAC). Blow into mouth piece for 2-3 seconds and wait 10-15 seconds for your results to appear..
  • READING RESULTS: When the display is more than 0.050% BAC or 0.500%₀ BAC or 0.250mg/L (BrAC), the tester will sound an alarm. Results will remain displayed for 20 seconds and then will automatically power off..
  • 5 MOUTH PIECES INCLUDED: Test yourself, your friends and family with the different mouthpieces. Drive safely and keep your family safe. Our Breath Alcohol Tester meets the high standards of the Roadside Law Enforcement, Hospital Employees & Treatment Professionals..
  • PORTABLE, LCD SCREEN: Our Breath Alcohol Tester is designed to fit in a pocket so you can take it with you when you go out to parties, weddings, social events – ensuring your safe driving after drinking. Bright blue backlight LCD screen provides a clear read....
Check Stock

Rsrteng IP Camera Tester, IPC-5100 Plus 8MP AHD CVI TVI CVBS IP Camera Test 4K HD Display Video Monitor 5inch IPS Touch Screen IPC Tester Support POE PTZ W-i-F-i RS485 HDMI & VGA Input DC12V Output

  • 【IP Camera Tester】Network camera tester support max 12MP 4K H.265/H.264 IP Camera test. Powerful network tools to help you detect and set various network parameters. Support PoE IEEE802.3af/at 48V, maximum power 25.5W, UTP cable test, POE power output RJ45 TDR cable test..
  • 【4-in-1 Coaxial CCTV camera test】Support max 8MP(3840x2160P) TVI / AHD / CVI camera test, support UTC PTZ control and call OSD menu. Built-in "Auto HD" APP can automatically recognize the camera type when viewing HD AHD / TVI / CVI cameras. And CCTV tester also support CVBS analog camera test..
  • [Professional testing tools] Built-in special tools for Hik and DH, support batches of fast setting of Hik and DH cameras. At the same time, it has built-in dedicated testing tools for OVIF and other brands of cameras, which can be compatible with most existing cameras. Use it to make your installation simple and efficient..
  • 【Multi-function tester】: CCTV tester has a 5 inch 1920x1080P touch screen that can display its genuine resolution of the IP camera images. Built-in media player. Built in W-i-F-i, create W-I-F-I hotspot. VGA & HDMI Input, LED lamp, calculators, support snapshot, video record & playback.
  • The camera tester uses Android system, so you can also install the....
Check Stock

24-Count of Papablic Test & Safe Breastmilk Alcohol Test Strips, 2-min Quick & Precise Detection for Alcohol in Breastmilk Precise Detection for Alcohol in breastmilk

  • ... 6 common-used units (%BAC-US, g/l-EU, mg/L-JP, mg/100ml-CN, ‰BAC-RU, ‰prom-PL).
  • B) CAUTION and ALARMING values can be set by users based on your own need.
  • C) up to 32 recent testing records for your checking.
  • the testing results ranging from 0.000-0.190%BAC / 0.000-0.950 mg / L with this alcohol breathalyzer tester.
  • EASY TO USE: Just press the power button for 2 seconds to start the professional breathalyzer alcohol tester, wait for 20 seconds for warming-up, then blow with the tester for 5-6 seconds, the result will be ready after 3 seconds, and it will be displayed on the LCD screen for 15 seconds.
  • BREATHALYZER WITH SMART ALARM FUNCTION & ENERGY-SAVED DESIGN: when the test result is higher than 0.05% BAC / 0.5 ‰ BAC, the red light of digital breathalyzer flashes and a continuous drop sound is emitted to remind the user. Powered by 3AAA alkaline batteries (not included), it will auto power-off to save power after finishing the test for 5 seconds. Moreover, designed with low voltage indication for this alcohol tester.
  • NOTE: In order to make the test results accurately, when using the Breathalyzer to test alcohol, please test with the alcohol breathalyzer 20 minutes later after drinking.
  • please wait for another 3 minutes before starting the next....
Check Stock

Autel® Powerscan PS100 Power Circuit Probe Tester, Automotive 12V 24V Electrical Car System Diagnostic Circuit Tester, AC DC Resistance Voltage, Short Finder, Continuity/Probe/Signal Test, 40ft Cord

  • 【2023 Revolutionary Autel Circuit Tester】Autel PS100 PowerScan Tool is the most revolutionary circuit tester to date. Featuring AVOmeter, test light, built-in flashlight, short circuit indicator, relay/component tester, continuity tester and bad ground indicator, the PowerScan is truly the ultimate in power and affordability, allowing users to check circuitry in one single step. An absolute necessary tester for every technician diagnostics.
  • 【Efficient Multiple Functions System】Autel PS100 Circuit Testercan help you troubleshoot electrical system issues, including power injection, voltage and polarity testing, signal circuit testing, measurement, ground testing, trailer light testing, polarity checks, continuity testing, short circuit location and components activation. Technicians can check for fuse failures, component failures, aging or degradation, circuit failures without changing plugs.
  • 【Easy to Diagnostic Work】AVOmeter allows you easy to read voltage, current and resistance. Flipping of the power switch, you can have an instant hot/ground lead for powering up electrical components like cooling fans, relays, etc. It support you to identifies positive....
Check Stock

Spark Plug Tester Dual Holes Engine Ignition Coil Tester 500-6000rpm Working Frequency, Car Spark Plug Tester Tool with Protective Cover, Automotive Spark Plug Tester for 12V Gasoline Vehicles

  • 【Spark Plug Tester for Simultaneous Dual-hole Testing】The automotive spark plug tester has two test holes, which can perform dual-hole simultaneous testing. By comparing the intensity of the test spark, an accurate judgment can be made on the quality of the spark plug, and the spark plug can work normally..
  • 【Spark Plug Tester with Operating Frequency from 500 to 6000rpm】The working frequency of the automotive spark plug tester is adjustable, and the range can reach 500 to 6000rpm. The higher the set frequency, the stronger the spark intensity. It can be adjusted as needed..
  • 【Time-Saving and Efficient Spark Plug Tester】The working principle of the car spark plug tester is to test the performance of the spark plug at the same time by simulating engine work, which is more time-saving and efficient. Suitable for spark plugs of most 12V gasoline cars..
  • 【Plug-and-Play Spark Plug Tester Tool】Put the spark plug in the test hole, close the protective cover, connect the power supply and adjust the working frequency, and is equipped with a high-voltage indicator. You can easily observe the spark plug test status through the protective cover..
  • 【Ignition Coil Tester with Protective Cover】The automotive spark tester has a special protective cover d....
Check Stock

Haofy Digital Alcohol Tester Breathalyzer, Breath Alcohol Tester LCD 3 Color Display USB Charging Blowing Contactless Testing Alcohol Breathalyze(Pink)

  • 【Contactless Testing】The breath alcohol tester is made of ABS material, which is wear resistant and durable, and has a long service life. The portable alcohol tester is a non contact type of blow test, no need for a mouthpiece test, which is healthier and safer.
  • 【USB Charging】The rechargeable alcohol tester has an LCD three color display, which can respond quickly, and has a USB charging function.The breath tester for alcohol is automatically turned off to save power when there is no operation..
  • 【Small and Portable】The alcohol tester is compact and easy to carry, allowing you to test anytime, anywhere.
  • 【Semiconductor Sensor】The alcohol breathalyzer uses semiconductor sensors to give you accurate data and can be used with confidence.
  • 【Easy To Use】The digital alcohol breath tester is extremely easy to use, your alcohol content can be determined within a few seconds. It has no dust design, open the dust-proof cover and blow in the alcohol test..
Check Stock