Ensure the purity of your drinking water, aquarium, or hydroponics system with the TDS Water Quality Testing Pen. This essential handheld device provides a fast and accurate way to measure the Total Dissolved Solids (TDS) in any water sample, giving you vital insights into its quality. Designed for ease of use, it features a large screen display for clear readings and delivers results in a remarkably fast 3 seconds. With multiple calibration algorithms, this TDS meter ensures high precision and reliability. Its compact, pen-style design makes it incredibly portable, allowing you to easily test water quality anytime, anywhere – whether at home, while traveling, or for professional applications. Invest in your health and peace of mind with this indispensable water testing tool.

`Key Features

Measures TDS (Total Dissolved Solids): Accurately determines water purity.

Fast Testing: Delivers results in approximately 3 seconds.

Large Screen Display: Easy-to-read digital readout.

Multiple Calibration Algorithms: Ensures high accuracy and reliability.

Portable Pen Design: Compact and lightweight for testing anytime, anywhere.

Easy to Use: Simple operation for quick water quality assessment.