Reviews Reflected Light Meter

AITIAO 2Pcs GY-271 QMC5883L Triple Axis Compass Magnetometer Sensor Module 3-5V IIC Electronic Compass Module Magnetic Sensor Module

  • TCRT5000 infrared reflection sensor, infrared emitting diodes constantly emit infrared rays.
  • Widely used for pulse data sampling of watt hour meter, paper detection of fax shredder, obstacle detection, black and white line detection.
  • also it provides a versatile infrared detection system solutions for automation machinery devices.
  • When object is in detecting range, infrared ray will be reflected back with high intensity, the module outputs high level and indicating diode is on.
  • when the infrared ray emitted is not reflected back or intensity is not high enough, the infrared receiving tube is in the off state and module outputs low level,while indicating diode is off.
  • Black line low output, white line high output.
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MFJ-969 MFJ969 Original MFJ Antenna Tuner + SWR Meter (Manual - 1.8-50Mhz [160-6 Meters], 30/300W)

  • The MFJ-941E gives you a 300 Watt antenna tuner that covers everything from 1.8 - 30 MHz -- plus you get a lighted Cross-Needle meter with on/off switch, antenna switch and a 4:1 balun! (The light uses 12 VDC or 110 VAC with MFJ-1312D * Not included).
  • MFJs lighted Cross-Needle meter shows SWR, forward and reflected power all at a glance in 300/60 and 30/6 watt ranges, 8 position antenna switch lets you select 2 coax lines, random wire/balanced line or dummy load (direct or through)..
  • An efficient 12 position airwound inductor gives lower losses and more power out. Has 4:1 balun, 1000 Volt capacitors. The beautiful aluminum cabinet has a durable scratch-proof multicolor Lexan front panel matches your rig perfectly and fits right into your station..
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Sekonic L-308X-U Flashmate Light Meter (401-305) with Deluxe case

  • Portable and versatile meter offers dedicated functions for photography, cinematography and HD cinematography.
  • Sliding lumisphere measures incident or reflected light via a lens with a 40° reception angle.
  • Wide metering range from 0 to 19.9 EV at ISO 100, works with exposure times starting as low as 1/8000 all the way up to 60 seconds.
  • Broad flash range from f/1.0 to f/90.9 at ISO 100, customizable backlit LCD display, Photo, Cine, and HD Cine Modes..
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VHF-UHF SWR / RF POWER Meter Cross-Needle 140-525Mhz - MFJ-842

  • Deluxe Meter Reads Power & SWR from 140-525Mhz for VHF/UHF Transceivers..
  • Great for Amateur Ham Radio, VHF Marine, GMRS, Public Service & V/U Commercial bands..
  • Compact size - 3.35 x 3.45 x 3.75 inches. Accepts PL-259 Inputs for Antenna & Radio..
  • Illuminates when connected to a 12Vdc source..
  • Power ranges of 15/150 watts forward, and 5/50 watts reflected. Cross needle design displays SWR, forward & reflected power simultaneously at a....
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MFJ-941E MFJ941E MFJ Enterprises Original HF Antenna Tuner with Mini Cross Meter 300 Watts

  • The MFJ-941E gives you a 300 Watt antenna tuner that covers everything from 1.8 - 30 MHz -- plus you get a lighted Cross-Needle meter with on/off....
  • MFJs lighted Cross-Needle meter shows SWR, forward and reflected power all at a glance in 300/60 and 30/6 watt ranges, 8 position antenna switch lets....
  • An efficient 12 position airwound inductor gives lower losses and more power out. Has 4:1 balun, 1000 Volt capacitors. The beautiful aluminum cabinet....
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One Day the Light Bulb Lit Up

  • ...ltiple of the bulbs in the same fixture so as to avoid mutual interference. The minimum distance between every two bulbs should at least be 3.28 feet (1 meter). 2. The bulb will automatically turn on at around 24 lux and turn off at around 500 lux. 3. In order to avoid the bulb shutting itself off caused by its own reflected light, please do not install the bulb into any lighting fixture or lamp that has any non-transparent cover..
  • ENERGY SAVING: The LED bulb is equal to 60W incandescent by only 9.5W usage. Saving 84.17%..
  • DIRECT REPLACEMENT: LED bulbs to replace incandescent, halogen, and CFL lamps. 9.5W LED bulb replaces 60W bulb..
  • INSTANT ON: No waiting to warm up like CFL bulbs and HIGH CRI of 80+ means brilliant realistic colors. Operates down to -13 degrees F.
  • NON-DIMMABLE: General use LED light bulbs for table lamps, floor lamps, desk lamps, recessed housing, can, retrofit, ceiling fan, vanity, bathroom, living room, kitchen, track, and anywhere in home or commercial use..
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MFJ-812B SWR Meter 144-220MHz 30/300W

  • Measures a super compact 4.5x2.25x3 inches.
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MFJ-884 MFJ884 Original MFJ Enterprises 200 W 1.8-525 MHz Cross Needle SWR/Wattmeter

  • If you will not settle for less than the best accuracy and precision then these handsome GrandMasters are for you. You get a 3-inch precision illuminated Cross-Needle meter for easy wide-angle viewing. Read SWR, forward and reflected power all in a single glance!.
  • Three-color scale gives you improved readability and reliability. LED backlight gives excellent night vision. Requires 13.8 VDC or 110/VAC operation. Each unit is precisely factory calibrated for accurate measurements..
  • Air-Dielectric SO-239 connectors with gold plated center pins give superb performance to beyond 525 MHz. A functional and simple front panel layout lets you select power ranges, bands, or make SWR readings intuitively..
  • All GrandMasters feature peak and average, forward and reflected power readings and have selectable power ranges..
  • Each GrandMaster is housed in an all-metal cabinet with rubber feet and protected by a durable speckled black paint. A designer injection molded grey front panel perfectly matches any transceiver. 5 ½" x 3 ⅛" x 5"..
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Sekonic LiteMaster Pro L-478DR-U Light Meter for PocketWizard System with Exclusive USA Radio Frequency and Exclusive 3-Year Warranty + Sekonic Deluxe Case for L-478-series Meters

  • Instantly familiar and comfortable to use. Make settings by touching icons or sliding a finger on the screen. The large color LCD displays ambient, flash, cine and other information in a clear and understandable way..
  • Incident Metering for Ambient & Flash- Range: -2 to 22.9 EV at ISO 100.
  • Includes Sekonic Deluxe Case designed for the L-478-series meters - provides a stylish way to transport the meter and a convenient way to store the optional 5-degree reflected light attachment.
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Laser Golf Rangefinder with Slope, Golf Range Finder, Flagpole Lock Yardage Devices with Vibration, High-Precision 6X 650 Disc for Golfing, Hunting, Target Shooting, Focus, Angle & Distance Measuring

  • ✅[Accurate] - High-Precision focus and quick measurement. +/- 1m high accuracy and 6X magnification. Measuring distance: 6-700yd..
  • ✅[Flagpole lock & Slope Compensation] - Accurate Flag pole Lock within 200 yards. Accurately calculates the slope adjusted distance.
  • ✅[Wide field of view & Powerful optical system] - Gaialoop golf range finder field of view angle can be 7.5°, generally it is 6.5° on the market. Fully multi-coated optics lenses effectively reduce reflected light and increase the transmission of light, giving you a brighter clear image even wearing sunglasses..
  • ✅[Thoughtful design] - Continuous scan. Simultaneously measure the horizontal angle and distance. Vibration prompts measurement results . Two display methods of Yard and Meter. Automatically shut down after 8 seconds of inactivity. Inseparable battery cover with the range finder. IPX4 waterproof rainproof. Over 5000 measures battery life. Ergonomic design. Easy to use for golfing. Can work as a scope, binoculars..
  • ✅[Laser Rangefinder] -Laser Rangefinder for Golfing and Hunting, Mapping, Accurate Measurement, Rapid Flagpole Lock, golf range finders and accessories for Women and Men.
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MFJ-1982HP EndFed 1/2 Wave 800W 80M-10M Wire Antenna

  • Full 1.8-30MHz Operation Custom designed inductor switch, 1000 volt tuning capacitors, Teflon insulation washers and proper L/C ratio gives you arc-free no worries operation with up to 300 Watts 1.8 to 30 MHz.
  • Tunes any Antenna Tunes out SWR on dipoles, verticals, inverted vees, random wires, beams, mobile whips, shortwave receiving antennas.... Nearly anything! Use coax, random wire or balanced lines. Has heavy duty 4:1 balun.
  • Custom Inductor Switch The inductor switch is the most likely component to burn up in any antenna tuner. MFJs inductor switch in the MFJ-949E was custom designed to withstand the extremely high RF voltages and currents that are developed in your tuner..
  • 8 Position Super Antenna Switch Lets you select two coax fed antennas, random wire/balanced line or built-in dummy load through your MFJ-949E or direct to your transceiver..
  • More hams use MFJ-949s than any other antenna tuner in the world! Has MFJs full size 3 inch lighted Cross Needle Meter (not a puny "meter" you cant read). Lets you easily read SWR, true peak forward and average reflected power simultaneously on 300 Watt or 30 Watt ranges. Lamp has on/off switch, requires 12 VDC or 110 VAC with MFJ-1312D (Not included).
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LaMotte N-P-K Soil Test Kit

  • 【3-IN-1 MULTFUNCTION】: The Soil Moisture Meter has the functions of soil moisture, pH, and sunlight intensity. The plant moisture meter can accurately grasp the time and amount of water needed to water the plants, and help you plant your favorite flowers and plants. (This soil tester CAN ONLY be used in soil, it CANNOT be used to test any liquids).
  • 【NEWLY UPGRADED LIGHT AREA & Probe】：The soil moisture meter is newly upgraded. The light-sensing area is larger and more sensitive than before. The upgraded version of the moisture meter probe is more durable and not easy to fall off. It allows your plants to photosynthesize better and grow healthily. The best soil moisture meter as Halloween gifts for family and friends..
  • 【EASY TO USE】:This soil ph meter uses dual needle detection technology to quickly and accurately detect soil moisture, pH, and light conditions. Just insert the sensor probe into the soil about 2-4 inches, and flip the switch to test the water, pH, and sunlight you want to measure. No batteries or electricity needed, plug and read..
  • 【WIDELY APPLICABLE】: This moisture meter is suitable for indoor and outdoor use. The design is light and portable, and it is easy to carry and use outdoors. The soil ph meter is an ideal soil t....
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TOPHORT pH Meter, 3-in-1 Soil Tester Kits with Moisture,Light and PH Test for Garden, Farm, Lawn, Indoor & Outdoor

  • 【3-in-1 Soil Test Kit】-- You can use plant meter to measure the light, humidity and pH of the soil. The three-in-one function of the moisture meter can help you understand the soil condition in real time. The professional high-precision soil tester is More accurate measurement . This moisture meter for potted plants is Garden lover's gift..
  • 【Accurate Soil ph Meter】-- Moisture meter plants through double needle measurement, these two moisture probes can scientifically and accurately measure the moisture and pH value of vegetation, and sensitively detect changes in soil, so that plants can be planted with reliable data ..
  • 【Easy to Operate Soil Moisture Meter】-- Soil moisture meter after inserting the Potted , You don't have to wait to see the data, plant ph tester 3-key switching, convenient and quick. The soil test kit relies on electrodes, does not require batteries, and has reliable data. moisture tester is an ideal tool for planting and gardening..
  • 【Widely Applicable Plant Accessories】-- The moister meter for plants Suitable for home garden breeding, rice planting, vegetable planting, forest planting, succulent soil,potted plants, flower planting, greenhouse planting, garden planting, soil testing,etc, moisture meter for potted plants ....
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