Bergwerk Accurate Durable Digital pH Meters Water Soil Tester Acidity Acid Testing Pen 700 Hours Usage for Aquarium Pool Water Laboratory

Features:This digital pen style pH meter is an ideal instrument for aquarium, fishing industry, swimming pool, school laboratory, food & beverage etc.With calibration screwdriver and 2 sachets of buffering solution for calibration.Excellent meter, very accurate and durableIdeal instrument for aquarium, fishing industry, swimming pool, High precision and work efficiently.Descriptions:It is so lightweight which is so portable to be taken.A professional digital PH meter tester pen that is so easy to use it.Simple  to operate and convenient to use.Specifications:Measuring pH Range: 0.0-14.0 pHResolution: 0.1 pHAccuracy: ±0.1 pH (at 20°C/68°F), ±0.2 pHOperating Temperature: 0 - 50°C (32 - 122°F)Calibration: Manual, 1 pointRelative Humidity: Life: Approx. 700 hours of useSize: approx 150mm x 29mm x 20mmColor: Yellow & red(as pictures shown)Trimming: By potentiometerBattery: 3*1.5v (AG-13 button battery) (included)Color: Red, YellowPackage included:1 x Digital PH Meter Tester Pen( Batteries are included)1 x Calibration Adjustment Screwdriver2 x Pouches of calibration buffer solution(pH 4.0 &pH 6.86)1 x Plastic case   Notes:1. Please allow 1-2cm measure error.2. The color of the actual items may slightly vary from the above images due to different computer screen, thanks for your understanding.    

Bergwerk Accurate Durable Digital pH Meters Water Soil Tester Acidity Acid Testing Pen 700 Hours Usage for Aquarium Pool Water Laboratory