Large Display pH Pens Large Display ATC Hi-Accuracy pH Pen

Large Display ATC Hi-Accuracy pH Pen

Waterproof, 3-Button pH Pens

• Large LCD display
• Auto calibration to pH 4, 7, and 10 buffers
• Capable of adjustment to recognize non-standard buffers
• IP65 waterproof housing
• ATC models display temperature in °C or °F
• Operates on four LR44 batteries (included)

These pH meters are designed for simple one-hand operation. Three-button design makes use easy and quick. Automatic three-point calibration ensures highly stable and accurate readings. Waterproof case is designed to float if accidentally dropped into water.