Power Drivers: 115 VAC

350 hours of continuous use

and calibrate at pH 10

Unlike bottled calibration solutions that can become contaminated after opening or degrade over time

Threaded collar: Secure

Seychelle Alkaline Water Pitcher & Bottle Bundle - pH 9.5 Complete Set Milwaukee MW401 PRO Low Range Total Dissolved Solids Meter Power Drivers: 115 VACSeychelle was among the first alkaline water pitchers and has been the most trusted name in water filtration for over 20 years. Increases alkalinity pH up to 9. 5 Non BPA Leaching Plastics Tested to NSF ANSI Standard 42 & 53 by Broward Testing Laboratory Filters made in the USA and tested both Nationally and Internationally Designed to be used with chlorinated municipal water. Not to be used with salt water. Filters up to 150 gallons Large 64oz