High-Precision Turbidity Measurement This digital turbidity meter uses a 90° scattered light principle for accurate readings (±8% NTU). for water quality testing, helping users ensure safe drinking water and meet health standards. Wide Measurement Range & Calibration Points Covers 01000 NTU with calibration at 0/20/100/1000 NTU. for aquaculture turbidity control, laboratory use, and farm irrigation water safety to solve inaccurate manual testing issues. This digital turbidity meter ensures accurate calibration and consistent water testing results, solving the problem of unstable readings from uncalibrated devices. User-Friendly Operation & Clear LCD Display Large LED screen and simple button design allow fast measurement and calibration The digital turbidimeter provides stable readings, solving the issue of manual observation errors and improving testing efficiency. Portable & Versatile Applications Lightweight design with protective case suitable for hydroponic nutrient solutions, swimming pools, sewage treatment, and lab testing. Helps users quickly identify water contamination to avoid costly damage or health risks., Manufacturer: OTENC