Bluelab pH PenPlus

*NEW* Minimise downtime, extend product life, and support confident decision-making. The pH PenPlus delivers industry-leading Bluelab pH confidence, engineered for continuity. A reliable pH and Temperature Pen with Replaceable Probe. Features: Double-junction pH probe for reliable measurements Replaceable pH/Temperature Probe Temperature in °C or °F Hold-reading function Screw-cap probe design for quick replacement KCl-filled silicone cap with internal sponge maintains probe hydration Integrated lanyard with waterproof silicone probe cap Bright backlit display for easy reading Simple 2-point calibration with 30-day reminder Auto-off function to conserve battery IP68 dustproof and waterproof rating Compact handheld design Compatible with Bluelab pH ProbePlus replacement probe