Reviews Measuring Light Intensity

REED Instruments R1930 Light Meter, Compact Series

  • Measures light intensity up to 4000Fc/40,000Lux with measuring rate of 1.5 times/second.
  • Pocket-sized housing with easy one button operation.
  • Large automatic backlit LCD display when meter is powered on.
  • Complete with 9V battery and built-in sensor.
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niclunn SlimLED Aquarium Light for Plants-Full Spectrum Fish Tank Light with Timer Auto On/Off, 18-24 Inch, Adjustable Brightness, White Blue Red LEDs with Extendable Brackets for Freshwater, 14W

  • ...imulate the look of a natural sunrise and sunset to simulate natural light cycles..
  • 【Passive Cooling Technology & IP67 waterproof】Its aluminum unibody design is passively cooled, the smallest size has 15 cooling grooves to increase the heat dissipation area by 80%, measuring a mere 0.29" thick! This sleek and slim-profile fixture is complete with fitted 3D HD glass, combining form and function into a modern piece that is both high performing and aesthetically pleasing..
  • 【Good Choice for You】Bring vibrant and beautiful light to your aquarium with this light. 120-degree light emission for wider area coverage and uniform illumination, the working life of more than 40,000 hours, and a CRI of more than 90 make the colors of plants and fish look more vivid than ever which installs easily in your aquarium..
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Cuisinart DGB-700BC Grind & Brew 12 Cup Coffeemaker Chrome

  • 24-hour fully programmable coffeemaker with 12-Cup capacity.
  • Built-in burr grinder automatically grinds beans before brewing.
  • Strength selector and grind control fine-tune intensity and volume, 8-ounce bean hopper, auto shutoff and brew-pause function.
  • Includes: Charcoal water filter and permanent gold-tone coffee filter ensures only the freshest coffee flavor flows through. Measuring scoop, instruction Book.
  • Review Trouble shooting manual and Product Manual for easy usage of the product. BPA Free, Dimensions : 8.27″ x 11.61″ x 16.34″.Dripless Spout & Knuckle Guard.
  • Product Built to North American Electrical Standards. Review Trouble shooting manual and Product Manual for easy usage of the product. BPA Free.
  • Dimensions : 8.27″ x 11.61″ x 16.34″.
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Digital Solar Power Meter,Handheld UV Strength Sunlight Meter, W/m²/Btu Sun Light Radiation Measuring Testing Instrument,for Meteorology, Agriculture, Physical and Optical Experiments Etc

  • ★★★★★【Convenience】 - There are two units that can be selected: W/m² and Btu.It supports maximum value hold function and data hold function.Measure directly without adjustment, steadily measure for a long period..
  • ★★★★★【Widely used】 - Widely used for solar radiation measurement, solar energy research, meteorology, agriculture, physical and optical experiments.It can also be used to measure the light transmission intensity of glass to verify the performance of the glass, for example, car window performance test..
  • ★★★★★【Specification】 - ❶Resolution: 0.1W/m², 0.1Btu/(ft²-h)❷Measurement Range: 0.1-399.9W/m², 1-3999W/m², 0.1-399.9Btu/(ft²-h), 1-3999Btu/(ft²-h)❸Sampling Time: 0.25 seconds/time❹Battery: 9V battery (NOT included)❺Display: 3-3/4 LCD display, maximum 3999.
  • ★★★★★【Sunlight meter】This meter is a precision instrument measuring the intensity of sunlight.With this portable solar UV photometer, you can control your own destiny - use it to measure the risk of sunburn or exposure to high doses of carcinogenic UV radiation every day, and adjust outdoor activities accordingly..
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Adafruit 1918 Analog UV Light Sensor Breakout - GUVA-S12SD

  • photosensitive resistance module's most sensitive to ambient light, commonly used to detect environment around the brightness of the light, or MCU trigger relay module, etc..
  • module in the environment light intensity than set threshold, output high level DO end, when the environment light intensity more than set threshold, the DO output low level.
  • the DO output can be directly connected to microcontroller, through single chip microcomputer to detect the high and low level, thus to detect the environment light intensity change.
  • the DO output can be directly driven our relay module, which can form a light-operated switch..
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Glow in The Dark Rocks - 100pcs Garden Pebbles Multi Color Luminous Fish Tank Stone Aquariums Rocks Decorations for Walkways Gardens Houseplants Powered by Light and Solar

  • GLOW IN THE DARK ROCKS: Multi-color luminous rocks glow brightly with color after them absorb enough sunlight. The most intense level of glow lasts....
  • DIY DECORATIVE STONES: Glow rocks make it easy to add a neat night feature to any scene. The glow in the dark pebbles rocks stone is suitable for....
  • SAFE AND HIGH QUALITY: Our glow pebbles are made of the finest quality photoluminescent pigment. Made of plastic resin and measuring roughly 1” in....
  • SUNLIGHT OR LED CHARGE: Put the pebbles under an LED light or directly in the sunlight and let them absorb the light. Make sure the rocks aren’t....
  • LUMINOUS GLOWING ROCKS: The luminous intensity of different colors is different,brightness ranking: transparent, green, white , blue, pink, orange..
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Ammonia Gas Detector,0~100PPM NH3 Concentration Tester, Air Quality Humidity Temp Reader with Alarm for Home Decoration,Poultry Farm,Industry (AIOMEST AI-5800G)

  • ✅【High Accuracy】-Measuring ammonia gas range 0~100PPM, with resolution of 0.1PPM and high accuracy +/- 2%, this air quality meter works well in continuous monitoring NH3 in real time..
  • ✅【Double Alarm】-Installed with light/sound alert, when the ammonia intensity reaches the alarm value (AL1, AL2) you set, AI-5800G will remind you to take necessary action, with both red light indicator and buzzer..
  • ✅【Wide Applications】-Combing temperature and humidity function in one, this particle tester shows ambient humidity and temperature -4~122℉(-10 ~ 50℃) on the large color LCD screen simultaneously, great for home decoration, mining, poultry pig farms..
  • ✅【Long Service-Life】-Built-in 1600mAh large capacity rechargeable battery, this ammonia tester provides longer service time. Recharge the instrument with USB cable (included), when low battery indicator appears..
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GYROHOME Semi Sheer Faux Silk Beige Curtains Light Filtering Dupioni Silk Drapes Rod Pocket Window Treatment Drapes for Bedroom Living Room, 2panels, 46x90inch

  • READY-MADE: Set includes 2 curtain panels, each panel measuring 46inches wide and 90inches long. It is machine washable. Rod pocket designed,diameter is 2 inches,can comparable with most rods.Kinds of colors and sizes can be choosen(The size can be customized and it will take about 3-5 days.).
  • SAFE TO USE: Curtains are made of eco-friendly fabric with high innovated technology. No formaldehyde, No Coating and any strange smell. You can use it directly after delivery.Unique design patterns ,brings you the peaceful feeling and matches your style..
  • LIGHT FILTRATION: This polyester sheer curtains are not transparent, lets in beautiful diffused light, creating an amazing ambience in your rooms, while still add sufficient privacy, enjoy your family time..
  • COMFORTABLE TOUCH: Made of 100% Polyester. These window curtains are silky, soft, drapery and very pleasant to touch. Matches perfectly your windows, protect your privacy..
  • NOTE: Due to the different monitor and light effect, the color of faux silk curtains might be slightly different from the color showed on the pictures. And curtains color will be different when the light intensity differs in the morning, afternoon and evening..
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GYROHOME 2panels Tan Faux Silk Stain Curtains with Rod Pocket Light Filtering Dupioni Silk Drapes Window Treatment Satin Drapes for Bedroom Living Room, 52x63inch

  • READY-MADE: Set includes 2 curtain panels, each panel measuring 52inches wide and 63inches long. It is machine washable. Rod pocket designed,diameter is 2 inches,can comparable with most rods.Kinds of colors and sizes can be choosen(The size can be customized and it will take about 3-5 days.).
  • SAFE TO USE: Curtains are made of eco-friendly fabric with high innovated technology. No formaldehyde, No Coating and any strange smell. You can use it directly after delivery.Unique design patterns ,brings you the peaceful feeling and matches your style..
  • LIGHT FILTRATION: This polyester sheer curtains are not transparent, lets in beautiful diffused light, creating an amazing ambience in your rooms, while still add sufficient privacy, enjoy your family time..
  • COMFORTABLE TOUCH: Made of 100% Polyester. These window curtains are silky, soft, drapery and very pleasant to touch. Matches perfectly your windows, protect your privacy..
  • NOTE: Due to the different monitor and light effect, the color of faux silk curtains might be slightly different from the color showed on the pictures. And curtains color will be different when the light intensity differs in the morning, afternoon and evening..
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Non-Contact Voltage Tester with Adjustable Sensitivity, LCD Display, LED Flashlight, Buzzer Alarm, Dual Range 12V-1000V/48V-1000V & Live/Null Wire Judgment - Tacklife VT02

  • ...to less than 2.5 V, the flashlight of LED display reminds you to replace the battery.
  • ▲Buzzer Alarm & LED Flashlight – A white LED flashlight with high brightness and low power consumption helps in illuminating the workspace in dark.
  • The lighting lamp and the probe are combined together, convenient for measuring.
  • Triple alarms of sound, light and screen display for testing.
  • ▲Auto Power Off & Portable Pencil Hook – After about 3 minutes without any operation or signal detection, the voltage detector will be automatically shut down to extend the battery life and save energy.
  • the convenient portable pencil hook help you to take it out easily.
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