Hanna Instruments GroLine PH/EC&TDS Combo Tester HI98131 pH Down The included CR2032 Li-ion battery

The included CR2032 Li-ion battery provides up to 800 hours of continuous use

Dimensions: 183cm(L) x 110cm(W) x 200cm(H)

Quick Cal Mode to calibrate pH and EC/TDS with one solution

50 x 196 x 21 mm (2

narrow band of frequency that allows for strong signal penetration through buildings and greenhouses

Hanna Instruments GroLine PH/EC&TDS Combo Tester HI98131 pH Down The included CR2032 Li-ion batteryWaterproof Automatic temperature compensation Automatic calibration Replaceable pH electrode cartridge High accuracy graphite EC TDS probe Calibrate pH and EC with one solution Hanna Warranty: 1 year for meter, 6 months for probe Product Specifics: This is a slim, lightweight, and waterproof pocket sized meter that measures pH, conductivity (EC), total dissolved solids (TDS) and temperature. The meter operation is simplified with two buttons. One is