Ongrok Colour-Coded Mini Hygrometers powderymildew Wide (60°) Beam Angle –

Wide (60°) Beam Angle – Recommended hanging height of 12″ – 48″ above your plants

switch back when spikes reappear

its outer dimensions come out to 21¼" x 11" x 6"

chlorophyll content

Ongrok Colour-Coded Mini Hygrometers powderymildew Wide (60°) Beam Angle –Our ONGROK mini digital hygrometers allow you to easily know the environment temperature and humidity around you. Their small size makes it easier to fit in almost everywhere. Great for use at home, office, car, schools as well as places equipped with air condition, etc. Also perfect for humidors, sealed jars, bags or pouches, violin or Guitar cases, wine cellar etc, basically wherever you want to track the humidity & temperature. Ongrok 6 pack of