Bluelab® Guardian Monitor type-hid-fixture making it a versatile addition

making it a versatile addition to any grower's regimen

It contains potassium and 2% Soluble Silicon to reduce stress caused by heat

tear and puncture resistant

this formula ensures your plants can efficiently absorb essential nutrients

CO2 enrichment or CO2 exhaust features

Bluelab® Guardian Monitor type-hid-fixture making it a versatile additionAdjustable brightness display. Large easy to read, plant safe green LED displays. Selectable values for conductivity and temperature. Simple push button pH calibration system. No calibration required for conductivity and temperature. Silent alarm for both high and low settings. Settings retained when power lost (non volatile memory). Temperature compensation. An international power supply. Water resistant design. 2 year Bluelab Guarantee (6 months on