MacDoDo PH and Temperature meter Suitable for testing pH balance of drinking water, pool, aquarium, RO system, Spa, or hydroponics; Appropriate for wide range of applications. It has Clearly written meter operation, care and maintenance guide and step by step instructions for the initial calibration of your meter in the package. And three buffer powder packs (4.01 pH,6.86 pH and 9.18 pH) to facilitate the auto calibration in a sturdy plastic carrying case for safely transporting and storing your meter between uses. Specifications: Measure Range: 0.00-14.00 pH Resolution: 0.01 pH Accuracy: ±0.01 pH Calibration: 2 Points automatic calibration Operating temperature: 0-60℃ (32-140℉) RH: 100% Automatic temperature compensation: 0-60℃ (32-140℉Power supply: 2 x 1.5V (LR44 button cell included) Product dimensions: 153*30*14 mm Net weight: 50 g/ 1.7 oz Tips and Tricks: Please read the instruction manual prior to use. Always be sure your pH meter is properly calibrated each time when use. Never touch a sensor electrode or reference cell with your fingers: skin oils will affect readings and can permanently damage a pH sensor. Always lightly swirl a meter in the water or solution to dislodge any trapped air bubbles. Never store a pH meter in high heat or humidity, Never store a pH sensor in distilled water. The pH meter is a sensitive scientific instrument and should always be treated as such. Package Contents: 1 x pH Meter (batteries included) 1 x Instructions 3 x Buffer power solutions 1 x Carrying case
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