pH pen (Bluelab brand) thermo with 100 degree vertical and

with 100 degree vertical and 90 degree horizontal oscillation and 7 speeds

All your requirements to start growing indoors

we recommend lighting during the evening hours and / or reducing light wattage

The 35 litre one comes with a collar to cover the area between the tray and the fabric pot

pH pen (Bluelab brand) thermo with 100 degree vertical andThis clever little handheld pen will help you manage the success of your crops. The pH pen provides a pH reading of the solution so you know that the nutrients will be made available to your plants. Comes with a 1 year limited written guarantee with proof of purchase. Features: measures pH and temperature ( C or F) Automatic temperature compensation (ATC) Double junction probe (not replaceable) Successful pH calibration indicator Holding reading