Introducing the Bluelab OnePen, the new all-in-one solution to measure pH, conductivity (EC), and temperature, ensuring you give your plants the nutrient balance they need.

Effortless Data Management

Record, store, categorize, and share your measurements with ease using Bluelab's Edenic app, thanks to the One Click Data Capture feature.

Long-Lasting Quality

We've focused on long-lasting performance with the Bluelab OnePen's superior durability, featuring a double-junction probe, titanium electrodes, and an IP68 dust and waterproof rating.

Easy Maintenance

Effortlessly keep your Bluelab OnePen like new with a replaceable probe and a health indicator, ensuring continuous optimal performance.

Unmatched Accuracy

Don't guess. Make informed decisions quickly with fast, precise readings down to two decimals, ensuring you give your plants exactly what they need.

Superior User Experience

Make your monitoring easy with the ergonomic design and high-contrast backlit display, offering simultaneous pH and conductivity (EC) readings.

Better Process with Advanced Connectivity

Stay ahead with real-time data sharing, software updates, and more, all designed to get the most out of your growing efforts.