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Nix Mini 3 Colour Sensor Colorimeter - Portable Colour Matching Tool - Dust Debris and Splash Resistant (IPX4) - Identify and match paint and digital colour values instantly

Quantum PAR Meter Full-Spectrum High Precision PPFD Tester for Photosynthetic Activity of Indoor and Outdoor Plants 400-700nm Light Lux Tester

PATIKIL 5mm Photodiode, 4 Pack Photo Transistors Photodiodes Light Sensitive Diode Sensors Round Lens for Electronic Project

VBR-100 PAR Meter 6000umol/(㎡s),Red and Blue Light Seperate PAR,DLI Calculator,PPFD Distribution Record

QuantaDose® Multi-Wavelength Bi-Luminescent UVA/UVB/UVC/Far-UVC Light Test Card

PAR Meter for LED Grow Lights,High Precision and Split Design PPFD Meter with 400-700nm Range，Par Light Meter for Plants and Greenhouse

DEWINNER Digital Illuminance Light Meter – 0-200,000 Lux Light Tester for Plants, LED Grow Lights, Car Headlights – Candles Meter, 8X/s Sampling, 120° Angle, Backlit Display (Battery Included)

TopTes TS-710 Light Meter, Lux/Foot Candles Meter with 180º Rotating Sensor, 0.1~200,000 Lux Range, Large Backlit Display, Light Meter for Plants, Car Headlights, Home & Office LEDs (Includes Battery)

PAR Meter for Reef Tank Waterproof PAR Meter Aquarium IP68 Quantum Sensor PPFD Meter Data Logger, Full-Spectrum Quantum PAR Meter with 79" Cable and 37" Solid Telescopic Pole Included

Reptile UV Index Meter, 0‑1999 μW/cm² UV Strength Tester 3.5-bit LCD UVA Solar Lamp Detector Handheld UVA Bulb Detection Equipment for Crawler Lamp UVA Daily Detection

EIDEAL™ | UV & UVC Test Card & UV Intensity Test Card | 3-in-1 UV Test Card | UVA & UVC Light Identifying Card | UV Bulb & LED Intensity Reading Card | UV Dosage Indicator Card | UVB Tester

Labs Tint Meter Works on Side Windows, Digital Tint Solar Film Car Transmission Meter with Automatic Calibration, 3-in-1 Solar Film Meter VL UV IR Detection, for Automotive Window Tint Shop Stay Legal

AH-Quantuv PAR Meter,Test PPFD(400-750nm) and UVA(320-400nm) Irradiance Intensity.Show The Seperate PAR of R,G,B in Grow Light. Record PAR | UVA

SHILLEHTEK GY-302 BH1750 Pre-Soldered Light Intensity I2C IIC Module for Raspberry Pi, Arduino, ESP32, and Other Microcontrollers - High Accuracy Lux Measurement

Light Meter Digital Illuminance Meter Luxmeter with Light Sensor 200,000 Lux Range Illuminance for Indoor Outdoor Grow Plants

Sunlight Meter for Measuring Harmful Ultraviolet Light Radiations - Portable UV Intensity Meter & UV Sun Light Strength Tester - Digital UV Index Sensor & Handheld UV Detector

USB Adapter 650nm Red Laser Diode Module Focusable Dot Line Cross Beam 12 * 35mm Lighting 650M-100 (cross)

Portable Colorimeter Color Tester with D65 USB lnterface Measuring Aperture 4mm

AH-UVCBA Light Meter,Test The UV Index of UVB | UVC,Irradiance Intensity of UVC and UVA.Record The w/m² Distribution of UVC-UVA.

Safescan 50 Ultraviolet UV Counterfeit Bill Detector

UV Strength Tester UV Light Radiation Meter Portable Handheld UV Detector Meter Solar Index Tester for Measuring Sun Light UV Level Sensor

ClariVora UV Index Meter for Reptiles - Portable UVB UVA Light Meter with Hold Function & Backup Battery - Bearded Dragon Tank Accessories - 280-400nm UV Detector for Reptile Lighting Monitoring

Datacolor Spyder Display Calibrator for Designers, Photographers and Content Creators, True Colors, OLED/LED Compatible, Simple Calibration Tool for Image Processing

Crawl Pet UV Test Card, Reusable Quick Test UVB Sensor Card UVB Card Indicator Heating Lamp Photochromic UVB Card Indicator for Reptile UV Test

100PCS 5mm Photoresistor Photo Light Sensitive Resistor Assortment Kit (GL5516 /GL5528 /GL5537 /GM5539 /GL5549)(LDR Photo Resistors Light-dependen)

Quantum PAR Meter for LED Grow Light, PPFD Meter with Daily Light Integral, Light Meter for Plants, Greenhouse and Indoor Vertical Farming, Measuring Light Intensity 400-700 nm

REED Instruments R8140 LED Light Meter

Window Tint Meter Law Enforcement Tint 100% VLT Visual Light Transmission Tester Continuous Measurement Transmitter and Receiver for Car Vehicle Window Curtains

UV Meter Digital UVB Meter, 280-400 nm UV Index Meter with UV and UVI Switchable, 0-5000 μW/cm² Measuring Range UV Detector with 100 Groups Data Record, UV Index Meter for Reptiles, etc.

Solar Power Meter – Measures Solar Radiation Intensity & Daily Solar Radiation Energy, 180-Day Data Logging, Real-Time Graphs & CSV Export, Weather-Resistant Outdoor Solar Irradiance Monitor

Sunlight UV Index Meter,UV Hurt Alarm,Beeping Sound When Sunburn,No Use Times Limitation

XINGYHENG 175pcs 7Values 5mm Photoresistor Optoresistor Photo Light Sensitive Resistor Assortment Kit (GL5506 /GL5516 /GL5526 /GL5528 /GL5537 /GM5539 /GL5549) (LDR Photo Resistors Light-dependen)

Funsto 5528 Light Dependent Resistor 100PCS/lot LDR Photo Light Sensitive Resistor Photoelectric Photoresistor 5528 for Arduino

uxcell 20pcs Photoresistor LDR 4mm Light-Dependent Resistor Sensor GL4516

Par Meter Quantum Par Meter for led Grow Lights 400-700nm Spectrum Par Light Meter ppfd Meter with 100 Groups Data Logging, Calibration Function for Plants, Aquarium, etc.

Handheld Digital Window Tint Meter 0%~100% Range Visual Light Transmission Light Transmission Continous Measurement Function (up to 4000) for Mesuring Film, Filmed Glass, Window Tint, Side Windshield

Chironal 200PCS x 5506/5516 / 5528/5537 / 5539/5547 / 5549 Light Dependent Resistor LDR 5MM Photoresistor and Retail Photoconductive Resistance (200PCS x 5516)

2nd Gen QuantaDose® Reusable UVC Light Test Card with UV Intensity Strip Sensitive to UVA/UVB/UVC Light

Light Meter Lux Meter Logger,Digital Lumen Tester Measure Range 0.1~400,000 Lux(0.1~40,000 FC) Foot Candle Luxometer with Rotatable Detector, Data Logging for Plant Grow Aquarium (AP-5000A

PAR Meter for led Grow Lights High Precision Quantum Sensor Par Meter PPFD Tester for Measuring Plants Photosynthetic Activity 400-700nm Par Light Meter

VBR-Aqua IP68 PAR Meter for Aquarium,Reef.R,G,B PAR Seperately.with a 3FT Telescopic Rod

AH-NUV 405nm and 385nm UV Light Meter for Standard Photopolymer Resin 3D Printer