ReviewsHandheld Optical Power Meter

Apogee SQ-420 Smart Quantum Sensor | USB Output

【Quantum Par Meter】This fully portable handheld PAR meter features our highly accurate, integrated Quantum Sensor that measures PAR....
【Save Money:】 Best selling AND useful for your indoor growing plants and 3.get you in the ball park of light requirements and testing for half the....
【All Indoor plants】 Data logging capability using standard mini-USB cable and proprietary data logging software and Low power consumption with....
【High Precision】 Constant linear response curve (as opposed to other meters’ Gaussian response) yields higher accuracy independent of....
【Rechargeable】【Free return/exchange/refund if any concern】【Charging 1-2 hours before use if no power】1year warranty. US patent..

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HFBTE LCR Meter Inductance Resistance Capacitance Tester Digital Bridge Meter with Testing Frequency 100Hz 120Hz 1KHz 10KHz 40kHz 100KHz Basic Accuracy 0.3%

LC200A portable meter is based on the LC resonant principle, adding high-speed micro-controller precision measurement calculation. The meter has wide measurement range and high precision, it's measuring range is below 1uH and 1pF. Wide measurement range, high accuracy, small size, light weight and portable..
LC200A series can be powered by mini USB cable or included Φ5 DC power supply cable. Note: The power supply voltage is 5V. You can also install 4 AA batteries to power the meter. If the meter is not used for 5 minutes when it is battery powered, it will automatically turn off the power..
There are five buttons. They are reset button in red, Hi.C, Hi.L, L/C and extended FUNC button in blue. Just press red the button to calibrate. Open circuit calibration in capacitance measuring mode. Short circuit calibration in inductance measuring mode..
Capacitance: 0.01pF-100mF. Inductance: 0.001uH-100H. Frequency: 500KHz/500Hz-50KHz. Accuracy 1% of capacitance range 1pF~1uF, 5% of range 1uF~100mF, 1% of inductance range 1uH~1H, 5% of range 1H~100H..
Package include: 1 x handheld LC meter, 2 x banana plug to alligator clip test leads, 1 x LCR kelvin alligator clip test lead, 1 x USB cable, 1 x charging cable, 1 x manual..

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Digital Tachometer, Walfront DT2234C Handheld Digital Laser Tachometer 2.5-99999RPM Accuracy Non-Contact Measurement Speed Meter Gauge with User Manual

►WIDE MEASURING RANGE -- Wide measuring range and high resolution. Measures exact RPM with no guessing or errors..
►HIGHLY ACCURATE TACHOMETER -- Highly accurate non-contact digital tachometer and instant readings from 2.5-99999RPM..
►STRONG MEMORY FUNCTION -- Memorized the last value, max. value and min. value. Low battery power indication..
►EASY-TO-READ LCD SCREEN -- Readings are displayed on a large, easy-to-read LCD screen, stores last, min,max reading..
►NON CONTACT HANDHELD METER -- Non contact type handheld meter, auto-switch function, with user manual, convenient to use..

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Digital Capacitance Meter, Multimeter Professional Capacitor Tester, 0.1pF-20,000uF Capacitor Tester, 9 Files Battery Powered Capacitor Meter Tester with 6013L LCD Display

【Test Range】It is a novel handheld LCD display capacitance meter, which can be used to measure 9 data ranges in the range of 0.1 pF to 20,000 uF, which are divided into 9 levels..
【LCD Digital Display】Digital capacitance meter 6013L LCD digital display with data retention and backlight function, accurate reading, maximum display: "1999, It is an ideal electrical measurement tool..
【Equipped with Safety Jacket】The overall structure of the digital capacitance meter is compact, with a safety jacket, equipped with two test lines, and the built-in bracket can make the tester stand stably, and it is easy to operate and carry..
【Specification】The sampling rate of the digital capacitance meter is 2-3 times per second, 9V battery power supply, low power consumption, the power supply is 6F22 9V laminated battery (not included), the size is 5.59"x2.91"x1.38"..
【Widely Application】The multimeter professional capacitance tester can be used for digital analysis, capacitor selection, unknown capacitor measurement, matching capacitors, and measuring cable ca....

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BTMETER BT-100APP Anemometer w/Wireless Bluetooth Digital Handheld Wind Speed Meter for Wind Chill Air Velocity Temperature Vane Anemometer Gauge

【Multifunction Pro Anemometer】 Wind Speed, Temperature, Wind Chill and Battery Power in one LCD display. Digital Anemometer Handheld measure wind....
【Accurate Wind Meter】Wind Speed Meter for measuring wind speed range 0.67~67.1 mph(+/- 5% of readings), Wind temperature....
【Save Your Battery】Auto Power OFF, Manual / Auto Back Light Function, Data Hold, Data Logger, LCD Backlight goes dark automatically, Adjustable....
【Portable Anemometer】Light weight, small size makes this Wind Guage Meter easy for you and your family to take outside for outdoor actitivities,....
【Wireless Bluetooth Anemometer】BT-100 Anemometer can auto pair with your iphone, ipad ,android phone and tablet via bluetooth APP. A....

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Digital Brix Refractometer, Brix Meter for Sugar, Food, Beverage, Fruit, Beer, Honey, Various Sauces, Tomato Sauce and Etc Range 0-55%

【Precision Optical Instruments】The Brix Meter is a precision optical instrument with a digital LCD display panel. And the Brix refractometer has an automatic temperature compensation function, compensation 10-40°C, which is faster, more accurate, and clearer than traditional handheld refractometers..
【Easy to Use and Carry】One key boot, one key zero-setting, the touch buttons are comfortable and beautiful, only need 2*1.2V AA battery, and the weight is 113g can be easily put in the pocket and can be accurately measured anytime anywhere. Automatic backlight can be measured day or night, easy to read..
【IP65 waterproof 】for the safety of the instrument, the instrument panel and prism part are waterproof, and the solution can be flushed to flow into the instrument (the body is not waterproof, do not soak the body in water). Equipped with a high crystal prism, built-in interference filter, the measurement process is not affected by strong light and prevents external light from affecting the value..
【Wide Application】The sugar content meter has undergone strict quality control and testing, It is widely used in daily and industrial and agricultural production, applications include high concentration sa....

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Portable ALL-IN-ONE Fiber Optical Power Meter -70 +10 with SC and FC Connector and 10KM Visual Fault Locator Fiber Optic Cable Tester

Practical and Compact Designit – it is portable and easy to bring with large screen.
It is the Combination of the optical power meter and Visual Fault locaotr..
power one machine function: can measure 850/980/1300/1310/1490/1550/1625.
and other 7 wavelength of the optical absolute power,test range: -70~+10.
10 KMvisual fault locator can measure the distance is about.

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Inova T10R Rechargeable Tactical LED Flashlight + Power Bank - Black

3500 lm tactical flashlight projects beam over a quarter mile - brighter than you car's headlights, this robust light is unmatched in brightness and versatility and features five modes: high, low, Variable dim, SOS, and strobe.
14, 000 mAh power bank - recharge your phone multiple times over - use the flashlight's protected output port to plug in your phone or other small device and charge it from the light's massive power bank.
Tactical construction: shockproof, crush-proof, + water resistant - this Solid handheld flashlight is waterproof to 1 meter, Drop-proof to 1 meter, and features an impact resistant head and aerospace-grade aluminum body.
Comes with comprehensive kit - this flashlight is sold with a complete kit that includes an AC power supply with international adaptors, power bank USB output adaptor, #3 stainless-steel S-Binder clip, and a rugged protective carrying case.
ADVANCED CHARGING TECHNOLOGY - Using the included USB cord, the high powered lithium ion battery fully recharges in just 6 hours and will power the INOVA T10R for up to 95 hours. Tap into the light's 14, 000 mAh Power Bank to recharge other devices.

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BriSunshine Portable Turbidity Meter, Handheld Turbidimeter with Backlight for Testing Turbidity of Liquids, Measuring Range 0-200NTU

【Practicality】 - Portable turbidimeter, easy operation, good stability and high precision. Enables fast, accurate and consistent turbidity measurements..
【Liquid Crystal Display】 - Accurate reading, LED liquid crystal with backlight, easy operation and high availability..
【Optical System】 - The turbidimeter uses a high precision optical system. The measurement principle is based on measuring the scattered light from the infrared light source at 90 ° turbidity..
【Two Power Supply Methods】 - AC power and DC power, 4 batteries or 6V power supply can be supplied with power and easy to carry..
【Application Range】 - The turbidity meter can be used for water quality testing, wine industry, drinking water, swimming pool water, pharmaceutical industry, waste water treatment, etc. If you have any questions during use, please feel free to contact us. We will actively solve it for you..

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GLTL Gaussmeter Tesla Meter Surface Magnetic Field Tester with N/S Function + Metal Probe

★, Application: Handheld digital WT103 gauss meter used to measure the magnetic field of the permanent magnet material surface, DC motors, speakers, magnetic separator, permanent magnetic separator magnetic field demagnetization and the leakage of the magnetic field, parts machining residual magnetic field. Measuring range: 0 to 200mT milli-Tesla of - 2000mT milli-Tesla.
★, Basic error: ±2percent ±3 word (below 1000mT millitesla of) ±5percent ±3 words (over 1000mT millitesla).
★, Ambient temperature: 5℃~40℃ Relative Humidity: 20%~80% (non-condensing) Power supply: one 9V battery, external power supply (Battery is not included).
★ ,Package Included: 1 x WT103 Gaussmeter Tesla meter.
1 x DC Adapter ( includes AAA*3 Batteries ).

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USA Flag Amateur Ham Radio Day Celebration Shirt Gift

Are you a full pledged member of a radio club in US? Take your mobile walkie-talkies, two-way radios, antenna, license manual study guide book, handheld, power supply, speaker and other accessories. Uniquely designed shirt for technician men, women & kids..
This can be a birthday or Christmas present to the head, officials and members of the radio community. Funny toddler shirt for handheld portable radio addicts. Great in addition with coax cable, tuner, car 2 6 10 meter antenna mount, transceiver, ….
Lightweight, Classic fit, Double-needle sleeve and bottom hem.

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