HDE Grower's Hydroponic Accessory Tool Kit Review

HDE Grower's Hydroponic Accessory Tool Kit Reviewhttp://tinyurl.com/omj4orm HDE Grower's Hydroponic Accessory Tool Kit Digital pen style pH meter is an ideal instrument for anywhere you may need to test pH levels; Excellent meter, very accurate and durable. Measuring pH Range: 0.0 - 14.0 pH. Resolution: 0.1 pH.Tinted safety glasses protect your eyes from laser exposure, sun rays, and bright UV lightsMeter comes with protective plastic case and calibration screwdriver | Measures total dissolved solids (TDS) and temperatureTDS Range: 0-5000 ppm (mg/L) , Temperature Range: 0-80 �C; 32-176 �F | Resolution: 1 ppm; Temp. resolution is 0.1 �C/F**Note: Calibration fluid is needed, but not included with this product