Hanna Copper High Range Checker® HI702

Don't worry about the subjectivity of color charts, you can trust our handheld colorimeter for accurate water testing measurements. The Hanna Copper High-Range Checker® colorimeter eliminates the effort of matching to a color chart by delivering a direct copper result digitally; bridging the gap between simple chemical test kits and professional instrumentation.

• Simple, one-button operation 
• Quick results without using a color chart
• Compatible with fresh or saltwater