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Ships within 48 hours · Estimated delivery Jul 31 - Aug 5
No Residue (Cleans and protects)
This is to help form a more balanced humidity field over your plants entire canopy
harder-to-source compound
Dual On/Off Switches (750W Each)
HM Digital HM-500 Hydromaster Continuous pH/TDS/EC/Temp Meter HYDROFARM No Residue (Cleans and protects)The HM Digital HM 500 is the most versatile continuous monitor indicating EC TDS, pH and Temp providing accurate, stable readings the user can rely on. With its rechargeable battery this unit is portable or can be wall mounted.. To make is even more user friendly, it comes equipped with touch screen, high and low alarm set points, and recorded readings. It is ideal for hydroponics and other applications such as lab, pools, aquariums etc. Features
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