The Extech EC500 Exstik 5 in 1 pH/EC/TDS/Salinity/Temperature Meter combines quality and functionality with durability for a lifetime of customer satisfaction. It is a perfect amalgamation of useful features and meaningful innovations that make it a great and valuable product.

Features:

• Measures 5 parameters including Conductivity, TDS, Salinity, pH, and Temperature using one electrode
• 9 units of measure: pH, ?S/cm, mS/cm, ppm, ppt, mg/L, g/L, °C, °F
• Analog bargraph indicates trends
• Memory stores up to 25 labeled readings
• Adjustable Conductivity to TDS ratio from 0.4 to 1.0; 0.5 fixed Salinity ratio
• RENEW feature alerts user when electrode needs replacement
• Auto power off and low battery indicator
• Waterproof to IP57
• EC500 meter includes electrode, protective sensor cap, sample cup with cap, four 3V CR-2032 batteries, and 48" (1.2m) neckstrap. Order Conductivity standards and pH buffers separately
• EC510 Kit includes EC500, 84?S/cm, 1413?S/cm, 12880?S/cm Conductivity calibration standards, pH buffer pouches (1 each of 4, 7, 10pH plus rinse solution), weighted base, 3 sample cups with caps, and case - $19 Savings

Specifications:

• Conductivity:Range: 0 to 199?S/cm, 200 to 1999?S/cm, 2.00 to 19.99mS/cm ,Max Resolution: 0.1?S/cm, Basic Accuracy: ±2%FS
• TDS/Salinity: Range: 0 to 99.9ppm (mg/L), 100-999ppm (mg/L), 1.00 to 9.99ppt, Max Resolution: 0.1ppm (mg/L), Basic Accuracy: ±2%FS
• pH: Range: 0.00 to 14.00pH, Max Resolution: 0.01pH, Basic Accuracy: ±0.01pH
• Temperature: Range: 23° to 194°F (-5 to 90°C), Max Resolution: 0.1°F/°C, Basic Accuracy: ±1.8°F/1°C
• Waterproof: IP57
• Memory: 25 datasets
• Dimensions: 1.4 x 7.3 x 1.6" (36 x 186 x 41mm)
• Weight: 3.8oz (110g)