Milwaukee Instruments pH WP Waterproof pH Tester ventilation Get in the mix with

Get in the mix with Sunshine's organic media

1 x shot glass size cup

so it has no adverse effect on the aesthetics of ponds and water features

Includes transparent electrode cover/sample cup

The convection cooling on this ballast is so solid that all units include a five-year warranty

Milwaukee Instruments pH WP Waterproof pH Tester ventilation Get in the mix withRange 2. 0 to 16. 0 pH Resolution 0. 1 pH Accuracy 0. 1 pH ATC automatic Calibration 2 points automatic User select 6 buffer types Environment 32 122F (0 50C) Display LED & push to hold Auto Off after 8 minutes of non use Battery life 300 hours of use Battery type 1. 5V button 4 Included Unit is labeled "Martini Instruments". Martini Instruments is a laboratory equipment division of Milwaukee Instruments.