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	Replacement Probe for Smart pH/EC/TDS Combo. Meter Model MW802 This is the replacement for the supplied MA850 combination electrode of the 802. Only $82.63
	Milwaukee pH Tester Model pH600 AQ Milwaukee's most affordable pH tester, range: 0.0 to 14.0 pH, with one point manual calibration and accuracy of_+ 0.2 pH. Battery Life: 700 hours. Calibration solution sold separately. 30 day warranty. Instructions Only $26.16
	TDS Monitor Model SMS410 The SMS 410 Smart TDS Monitor allows you to continuously monitor Total Disssolved Solids directly in your aquatic environment. Features include: a user selectable set point, visual LED alarm when readings go below the set point and easy single-point manual... Only $92.43
	Milwaukee Instruments pH Monitor Model SMS110 Model SMS110 pH monitor, range: 0.0 to 14.0 pH, with 2 point manual calibration, and accuracy of 0.2 pH. Set point range: 3.5 to 7.5 pH, and led visual alarm active when reading is higher than set point. Supplied with 12v DC power adapter, MA911B/2 double... Only $91.78
	Portable pH Meter Model MW100 Low cost portable pH meter with no frills. Double junction electrode with 1 meter cable Manual calibration Faster Processor with The New Chipset and Motherboard 100% Larger & Easier To Read LED Display Smaller, Ergonomic & Lighter Case Design... Only $86.53
	Plant Light Intensity Meter DISCONTINUED A precision instrument that measures the light intensity in foot candles expressly for the purpose of plant care; equipped with the Universal-Sensor-Probe, capable of reading light at any angle or in any location. Comes with complete book of light and... Only $27.92
	Rapitest Soil pH Meter Model 1840 by Luster Leaf Instantly tells you how acid or alkaline your soil is Check which plants suit your garden Enables you to alter soil condition Includes pH preferences for over 400 plants. Instructions Only $17.51
	Rapitest 4 Way Analyzer Model 1880 by Luster Leaf Measures four different levels for fertilizer, light, moisture and pH. Includes instructions and guides for all four measuring levels. Instantly tells you the fertility of your soil. Instantly tells you how acid or alkaline your soil is by measuring the... Only $30.82
	Rapitest Soil Test Kit by Luster Leaf - Model 1601 Balncing your soil is necessary for healthy plant growth. The Rapitest soil test kit lets you information you need for your plants to grow their best. This complete soil test kit includes instructions on how to test and adjust pH as well testing for... Only $15.32