GroLine pH Tester 

The HI98115 is a GroLine pH Tester with advanced features for the measurement of pH in hydroponic nutrient solutions. The HI98115 is a very simple meter to operate with all functions including turning on/off and calibration are performed with a single button. The HI98115 features a replaceable HI1271 pH electrode that can be changed when needed without having to buy a new meter. The HI98115 is supplied complete with a carrying case and calibration solutions.

Features:

• One-Button Operation
• Replaceable pH Electrode
• ±0.2 pH Accuracy
• Replaceable pH electrode
• Automatic calibration
• Stability indicator
• Automatic shut-off (can be set to turn off after 8 minutes or 60 minutes)
• Long battery life: ~1000 hours