One Pen 3-in-1 pH, EC/PPM and temperature - Bluetooth - Bluelab

One Pen 3-in-1 pH, EC/PPM and temperature - Bluetooth - Bluelab

The Bluelab One Pen is a 3-in-1 measuring pen designed for demanding growers. It accurately measures pH, EC/PPM conductivity and temperature of nutrient solutions, for optimum control of nutrient uptake by your plants.

Connected via Bluetooth to the Edenic app, this smart pen enables real-time monitoring and remote management via smartphone or browser. Ideal for hydroponic systems and solution cultures.

Benefits

Simultaneous measurement of pH, EC/PPM and temperature
Bluetooth connection for remote monitoring via the Edenic app
Replaceable probe for greater durability
Backlit, customizabledisplay (contrast, auto sleep)
Integrated probewear indicator
IP68-certifiedwaterproof housing for safe use

Technical details

Measurements: pH, EC, PPM (500/700), temperature °C/°F
Display: simultaneous pH and conductivity
pH resolution: 0.01 pH / Accuracy: ±0.05 pH
EC accuracy: ±0.1 EC / ±50 ppm (500) / ±70 ppm (700)
pH calibration: 2 points (pH 7.0 + pH 4.0 or 10.0)
Temperature compensation: automatic
Waterproofing: IP68
Connection: Bluetooth 5 (Low Energy), range 10 m
Power supply: 2 AAA batteries (included)
Certifications: CE, FCC, IC, UKCA

Edenic application features

The Edenic app lets you view the One Pen's readings in real time, adjust display preferences (light, contrast, auto power off) and track measurement history to fine-tune your cultivation strategy.

Kit contents

Bluelab One Pen with pH/EC/temperature probe x1
Solution sachets: pH 7.0, pH 4.0, KCl storage solution x3
Cleaning brush for probe x1
AAA batteries x2

Compatibility

Compatible with Android 8.0+ and iOS 12+. Bluetooth range: 10 m indoors. Requires Edenic app (free).

Warranty

2-year limited warranty (see conditions in user manual).