1. Water Purifier Monitoring: Detect water pH levels to validate filtration success, assure potable water quality, and reduce strain on purification systems for extended operating durability 2. Drinking Water Safety Validation: Instantly assess water safety by measuring pH balance accurately. Simplify water quality optimization for household use, pools, or aquariums through consistent monitoring and actionable data insights 3. Wide Range of Use: Effortlessly check water safety in pools, drinking sources, or labs using this portable solution. Ideal for households, educational settings, and small enterprises seeking accurate water analysis 4. Ample Supply Convenience: With a substantial 50ml capacity, this tester minimizes refill interruptions during prolonged use. It delivers dependable pH analysis across multiple samples effortlessly Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.