Bluelab Combo Meter

Light weight and portable 
Measures pH, Nutrient and Temperature 
Three display options for nutrient - EC, CF, ppm (500 scale) 
Two display options for temperature (C or F) 
Three calibration points, 4, 7 and 10 pH 
Temperature at a push of a button 
Simple push button pH calibration 
Auto turn off function 
Large 13mm (1/2) digital display for easy reading 
Supplied with quality probes and pH calibration solutions 
Low battery indicator 
Long life 3 AAA batteries 
5 year Bluelab Guarantee (6 mo for pH probe)