Best Unknown Light Meters

SONKIR Soil pH Meter, MS02 3-in-1 Soil Moisture/Light/pH Tester Gardening Tool Kits for Plant Care, Great for Garden, Lawn, Farm, Indoor & Outdoor Use (Green), 2 Packs

Suplong Soil Moisture Sensor Meter, Moisture Meter for Plants, Plant Water Meter, Plant Moisture Meter for Garden, Farm, Lawn, Indoor & Outdoor (No Battery Needed)(Green)

Solar Radiation Meter, Akozon Solar Radiation Measurement Power Meter SM206 Digital Meter Solar Power Meter Sun Light Measuring Instrument Data Hold and Peak Hold

Light Meter Digital Illuminance Meter Handheld Ambient Temperature Measurer, Range up to 200,000 Lux, Luxmeter with 4 Digit Color LCD Screen

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

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

Dr.meter Digital Light Meter, 0-200,000 Lux Light Lux Meter, High Accuracy Illuminance

Advanced Quantum Sensor PAR Meter for Accurate Light Measurement Indoor and Outdoor Plant Photosynthetic Activity

SinLoon Visual Fault Locator,Red Light Pen Fiber Optic Cable Tester Meter,Cable Test Equipment Suitable for 2.5 mm Connector, for CATV Telecommunications Engineering Maintenance（1mW）

Duogalia Fiber Optic Tester Portable Fiber Light Power Meter FC/SC/ST Universal Interface Fiber Tester Built-in 10Km Visual Fault Locator (OPM&VFL) with 1pc FC to LC Adapter