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Hanna - Hi 9813-5 PH&EC meter
This meter is a versatile, easy to use portable instrument engineered for use with all growing applications. The convenient HI 9813-0 allows you to measure pH, EC (conductivity) and TDS with just one instrument!
Hanna - Gro check
These state-of-the-art meters have been engineered with a host of features to suit the aggressive environments commonly found in agricultural applications.
Hanna - Lux-meter
HI 97500 Hanna portable luxmeter has been designed for simplicity of use in taking rapid light measurements. The meter is provided with a light sensor connected by a flexible coaxial cable.