This replacement probe is designed to restore full accuracy and performance to the AC Infinity pH Meter PRO by delivering precise pH and temperature readings in water-based environments. Built with a sensitive lithium glass membrane, it provides rapid, highly accurate measurements with ±0.01 precision. The probe includes a durable protective shield that guards the sensor from impact and extends its lifespan. Installation is quick and secure, forming a watertight seal that prevents leaks and ensures stable long-term operation. Ideal for growers and water-quality testing, it offers a cost-effective way to refresh your meter without buying a full replacement. Key features• Replacement probe compatible with AC Infinity pH Meter PRO• Lithium glass membrane for fast, highly accurate pH readings• Measures pH, acidity, alkalinity, and water temperature• Protective sensor shield prevents damage and extends lifespan• Easy installation with a secure, leak-proof seal• Suitable for hydroponics, gardening, pools, aquariums, and more Applications• Hydroponic systems and nutrient reservoirs• Indoor/outdoor gardening, greenhouses, and grow tents• Water testing for pools, spas, aquariums, and fish tanks• Homebrewing and general water-quality assessment Product specificationsManufacturer: AC Infinity Inc.Model: AC-PPA5UPC: 819137024601Sensor: pH and temperatureProbe type: Interchangeable lithium glass membraneReading precision: ±0.01 accuracyWaterproof rating: IP67 What’s included• Replacement pH probe