Hanna Handheld TDS Tester (Waterproof) athena The Lightspeed series of horticultural

The Lightspeed series of horticultural lighting brings HID lighting into the 21st century

Fits all LED & T5HO Strip Lights

This compact unit has a low profile

a new line of grow lamps to promote enhanced vegetative growth and flowering

reducing the risk of allergic reactions and contamination

Hanna Handheld TDS Tester (Waterproof) athena The Lightspeed series of horticulturalThe Hanna Instruments HI98301 DiST 1 is a low range total dissolved solids tester than can measure up to 2000 ppm (mg L). The DiST 1 is a rugged and reliable pocket sized tester for use in the lab or field. This modern looking meter is only 0. 7" thick and extremely ergonomic, fitting comfortably in your hand. The HI98301 DiST 1 has a 0. 5 conversion factor in the measurement of TDS in a variety of applications including water conditioning,