• Waterproof
• Auto-Temp Compensation (8681 & 8682 only)
• One-Touch Auto-Calibration
• Up to 3 point cal 4,7,10
• Cal values adjustable
• Data Hold Function
• Auto Power-Off
• °C/°F Switchable (8681 & 8682 only)

These convenient and portable pen-style pH meters are designed for fast and accurate pH measurements in any environment. Choose from three models to fit your application. Each unit includes a one-touch calibration feature at 3 points and a waterproof rating to IP65. They fit comfortably in your hand and conveniently store away in your shirt pocket.

8682 - Easily your best value in a pocket-sized, waterproof pH pen with high precision. Auto temperature compensation with excellent accuracy. Dual display shows temperature and pH at the same time with accuracy to ±0.05pH.

Important to Know:

• 1. The electrode should be soaked in storage solution before the first use.
• 2. The electrode should be stored with solution in the cap.
• 3. If unused for an extended period of time, the electrode needs to be rehydrated.