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This professional pH & TEMP meter is accurate and perfect tool for testing your water level. Suitable for aquarium pool and environment water.Features:Simple to operate， strong and durable to use.Separated pH and temperature sensor probes pH & TEMP meter.Automatic shutdown and online monitoring.Apply in water sources， aquarium， hydroponics， spas， swimming pools and other water systems.CE and RoHS certificated to offer safer and precise measurement.Clear LCD with backlight， easy to read and accurately measuring functions.Replaceable BNC pH sensor probe with protective cap.Very convenient to change its electrode， and completes with various industry test needs. Specifications:Range: pH 0.00 ～ 14.00 TEMP: -50°C ～ 70°C (-58°F ～ 158°F)Resolution: pH 0.01 TEMP: 0.1°C (0.2°F)Accuracy: pH ± 0.1 TEMP: ±1.0°C (±2.0°F)Temperature Compensation: 0℃ ～ 50℃ (32°F ～ 122°F)Environmental temperature: 0℃ ～ 50℃ (32°F ～ 122°F) Power supply: DC 6V (Power Adapter Usable)Battery: 4×1.5V AG-13 Button Cell Batteries (NOT Included)Color: YellowMaterial: ABSLength of Temperature Sensore: Approx. 90.5cm / 35.6in Length of pH Electrode: Approx. 119cm / 46.8in Item Size: Approx. 7.5 * 6.7 * 2.5cm / 2.9 * 2.6 * 1.0in (Excluding Temperature Sensore)Item Weight: Approx. 57.9g / 2.0oz (pH & TEMP Meter Body)Package Size: Approx. 21 * 10.4 * 5cm / 8.3 * 4.1 * 1.9inPackage Weight: Approx. 299g / 10.5ozPackage List:1 * pH & TEMP Meter 1 * User Manual1 * PH Electrode1 * AC-DC Adapter1 * Suction Cups1 * Bracket1 * Mini Screwdriver