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Features Water resistant stainless steel temperature probe Digital temperature controller for heat mats Provides constant optimum temperatures for specific crops Controls temperature in colder or warmer environments LED mode indicator lights
Large screen digital readout
Oasis Cubes
in order to achieve a solid fertilizer base which can be used on it's own
Low battery indicator
Bluelab pH 4.0 Calibration Solution 500 ml Great White Features Water resistant stainless steelpH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings. pH instruments are calibrated to pH 7. 0 first (buffer) then to pH 4. 0 (slope). Calibration Solutions should be stored in a cool place out of direct sun and heat. They should be stored with the lids securely tightened