The Bluelab One Pen is your essential, precision 3-in-1 tool for monitoring nutrient solutions. Designed for serious growers across hydroponics, soil, coco, and greenhouse setups, this sleek handheld device offers pH, electrical conductivity (EC), and temperature readings—all with Bluetooth-enabled data logging to the Edenic app.

• Integrated smart monitoring: Measure pH and EC (EC, CF, ppm 500/700) with temperature, accurate to two decimal points.

• Bluetooth Edenic app: Sync measurements, view trends, receive updates, and manage data remotely.

• Durable & user-friendly: IP68 dust/water-proof rating, ergonomic grip, backlit display, and lightweight build.

• Replaceable probe: Double-junction pH probe and titanium EC sensor with probe health alerts.

• Starter kit included: Calibration solutions (pH 4 & 7), KCl storage solution, sensor brush, and batteries.

• Warranty: 2-year device warranty and 6-month probe warranty.

With the One Pen and Edenic app, you get modern convenience and robust accuracy in one smart device.