Pocket Digital Refractometer - Automotive Tents & Tarps healthy compost for your garden

healthy compost for your garden by monitoring the heat that drives decomposition

Efficient Performance: The PWM (Pulse Width Modulation) controlled motor not only operates the fan quietly but consumes up to 95% less power than air conditioning units

nothing more

A free pair of Black Dog LED heavy duty ratcheting grow light hangers are included with every PhytoMAX-2 800 light

reduce circling roots

Pocket Digital Refractometer - Automotive Tents & Tarps healthy compost for your gardenMeasure concentrations in propylene gycol, ethylene gycol, battery acid and windshield washer fluid in the field with laboratory accuracy. As small, light and simple to use as optical refractometers, but with the precision of a digital readout. Reads samples as small as 1 ml. Sample temperature is initially displayed on the large LCD followed by the measurement results. The sophisticated microprocessor provides automatic calibration, automatic