Amazon.com : Wintact Digital Illuminance Light Meter Handheld with Thermometer Ambient, Lux Meter Range up to 200,000 Lux, Photometer Light Intensity Sense Test for Garden Indoor Plants LED Grow Light, Photography : Electronics
Putting the GE grow lights to the test. Let's see if they can keep these plants alive in my windowless bathroom! : r/houseplants
Medic Grow Fold 8 LED Grow Light PAR Test & Review | 420 Magazine