Accurate Water Quality Tester for Swimming Pools and Spas

Accurate Water Quality Tester for Swimming Pools and Spas. Customizable Wavelengths: Any wavelength within 340nm-700nm range can be customized. Large Data Storage: Stores up to 100,000 data records and 200 factory curves. Flexible Curve Management: Users can add, calibrate, and store custom curves on the device. Automatic Wavelength Selection: Eliminates the need for manual calibration during measurement. Data Protection: Protects data in case of power failure with one-key recovery. Portable Design: Lightweight and portable for convenient on-site detection. USB Data Transfer: Includes USB interface for easy data transfer to a computer. Rechargeable Power: Powered by a rechargeable lithium battery.