Advanced Portable Sulfate Water Quality Tester for Safe Drinking

Advanced Portable Sulfate Water Quality Tester for Safe Drinking. Customizable Wavelengths: Any wavelength within 340nm-700nm range can be customized. High Data Storage: Stores 200 factory curves and up to 100,000 data records. Portable Design: Lightweight 4.5kg unit with rechargeable lithium battery. Data Protection: Protects data during power failure with cold light source stability. Easy Operation: Large LCD screen and one-key recovery for factory/user curves. Flexible Customization: Supports full, minor, and flexible customization from samples or designs. 1-Year Warranty: Comprehensive 1-year warranty coverage for the device. USB Connectivity: USB interface allows easy data transfer to a computer.