Bluelab ONE Pen: 3-in-1 Precision pH, EC, and Temperature Meter with Bluetooth Connectivity

The Bluelab ONE Pen offers precision, convenience, and real-time data management in one powerful handheld tool. This 3-in-1 device measures pH, Conductivity (EC/PPM), and Temperature, helping growers optimise nutrient uptake for healthier plants and better yields. With seamless Bluetooth connectivity to the Edenic app, the ONE Pen makes data sharing, recording, and monitoring effortless—empowering growers to make informed decisions quickly and confidently.

Specifications

• Measurements: pH, Conductivity (EC/PPM), Temperature
• Measurement Range: 0.0 – 14.0 pH, 0.0 – 10 EC, 0 – 100 CF, 0 – 5000 ppm 500 (TDS), 0 – 7000 ppm 700, 0 – 50°C / 32 – 122°F
• Measurement Resolution: 0.01 pH, 0.01 EC, 0.1 CF, 10 ppm 500, 10 ppm 700, 0.1°C / 0.1°F
• Measurement Accuracy (at 25°C / 77°F): ± 0.05 pH, ± 0.1 EC, ± 1 CF, ± 50 ppm 500, ± 70 ppm 700, ± 1°C / ± 1°F
• Power: 2 x AAA batteries (included)
• Connectivity: Bluetooth connection to the Edenic app for real-time data sharing and software updates
• Display: High-contrast backlit display with ergonomic design
• Durability: IP68 dust and waterproof rated, double-junction pH probe, titanium electrodes
• Replaceable Parts: Replaceable probe with health indicator for easy maintenance
• Compliance: CE, FCC, RoHS certified
• Operating Environment: 0 – 50°C / 32 – 122°F
• Country of Origin: New Zealand

What’s Included

• 1 x Bluelab ONE Pen with replaceable pH, Conductivity (EC), and Temperature probe
• 3 x 18ml Bluelab Solution Sachets (pH 7.0, pH 4.0, KCl Storage Solution)
• 1 x Bluelab Sensor Cleaning Brush
• 2 x AAA Batteries

Warranty Information

• 2-Year Limited Warranty for the Bluelab ONE Pen
• 6-Month Warranty for the Bluelab ONE Pen replacement probe

Features and Benefits

• 3-in-1 Measurement Tool: Combines pH, EC, and Temperature readings into one compact device, simplifying your nutrient management process
• One-Click Data Capture: Easily record, store, categorise, and share your measurements through the Edenic app for comprehensive data management
• Superior Durability: Double-junction pH probe, titanium electrodes, and IP68 waterproof rating ensure long-term performance even in harsh environments
• Precise and Reliable Readings: Accurate measurements down to two decimal places help growers make confident decisions for optimal plant health
• Real-Time Data Sharing: Bluetooth connectivity to the Edenic app enables live data updates, sharing, and remote viewing of measurements
• User-Friendly Design: Ergonomic build with a high-contrast backlit display for easy reading and handling, even in low-light conditions
• Easy Maintenance: Replaceable probe with health indicator and included cleaning brush keep your pen operating at peak accuracy
• Designed for Nutrient Solutions: Perfect for hydroponic growers, indoor gardeners, and commercial growers who rely on precision monitoring

Applications

• Hydroponics: Perfect for monitoring pH, EC, and temperature levels in hydroponic nutrient solutions
• Greenhouses: Helps ensure optimal nutrient uptake and growing conditions for plants in controlled environments
• Indoor Gardening: Essential for growers who want accurate, real-time feedback on their nutrient and water conditions
• Commercial Growing Operations: Ideal for large-scale growers looking to simplify data tracking and improve decision-making across multiple systems
• Aquaponics and Water Testing: Suitable for use in aquaponics setups and nutrient solution testing to ensure balanced conditions

How To Use

1. Remove the protective cap and ensure the probe is clean before use
2. Turn on the pen and dip the probe into the nutrient solution
3. Wait for the reading to stabilise, then view the pH, EC, and temperature values on the backlit display
4. For data logging, connect the pen via Bluetooth to the Edenic app and click to record your readings
5. Clean the probe with the included brush and store with KCl storage solution when not in use to maintain probe health
6. Replace the probe as needed when the health indicator suggests reduced performance