Hanna Checker - Alkalinity Biofilter Meter: -20 to +60 degrees

Meter: -20 to +60 degrees Celsius (°C) and -4 to 140 degrees Fahrenheit (°F)

Mount these sensors up to 150 feet away from the auto dialer

Each instrument in the pHep® family comes with a protective cap that can be used as a measurement vessel

NFT channels are easy to use and easy to clean

Sparus Pump with Constant Flow Technology is a self-priming pump

Hanna Checker - Alkalinity Biofilter Meter: -20 to +60 degreesHanna Checkers are small, handheld colorimeters that provide higher accuracy results than typical chemical test kits. Offering improved technology, these portable colorimeters make measurement hassle free with their simple design and easy to follow instructions. Features at a glance: Easier to use and more accurate than chemical test kits Dedicated to a single parameter Small size, big convenience Ideal for: Aquaculture & Aquariums, Water Quality