Features: 1. With LED LCD dual display, the measurement results can be clearly and visually displayed. 2. Hand-held design, small in size, light in weight, easy to carry around. 3. The salinity detection range is 0-9999 mg/L, the measurement accuracy is high, and the reaction is sensitive. 4. Applicable to tap water, pure water, purified water, mineral water, freshwater aquaculture, freshwater aquarium, rivers and lakes, well water, swimming pool. 5. Made of high-quality materials, corrosion-resistant, wear-resistant and durable. 6. With data hold function, easy to operate, convenient to use. Specification: Condition: 100% Brand New Item Type: Salinity Meter Material: Plastic Color: As shown in the picture Size: Approx.18.5x3.8x3.8cm / 7.3x1.5x1.5in(without Probe Cover) Weight: Approx.217g/7.7oz Battery: 4 x 1.5V AG13 button battery(Not included) Salinity Measurement Range: 0～9999 mg/L Salinity Resolution: 1mg/L Salinity Accuracy: ±2mg/L±2%FS Calibration Point: Salinity: 6440mg/L(12.88mS/cm) point calibration Automatic Temperature Compensation: 0~50°C Temperature Display: 0.1℃/°F Operating temperature: 0~50℃ (32~122°F) Package List: 1 x Salinity Meter Features Clear and Visual Display: LED LCD dual display provides clear and visual measurement results, ensuring easy readability. Portable Design: Hand-held and compact, this salinometer is lightweight and easy to carry around, allowing for convenient on-the-go testing. Wide Range and High Accuracy: With a salinity detection range of 0-9999 mg/L and high measurement accuracy, this tester delivers precise and reliable results, ensuring sensitive reactions. Versatile Water Compatibility: Suitable for various water sources including tap water, pure water, purified water, mineral water, freshwater aquaculture, freshwater aquarium, rivers and lakes, and well water, making it ideal for different applications. Durable Construction: Made of high-quality materials, this salinity meter is corrosion-resistant, wear-resistant, and designed for long-lasting durability.