- Comprehensive measurement capabilities: This dissolved oxygen meter tester provides precise measurements of dissolved oxygen (DO), oxygen saturation, and temperature, suitable for pools, aquariums, and home brewing. - User-friendly design: The measurement process does not require opening the electrode's protective cover; insert the electrode directly into the solution for quick results. - Includes replacement probe covers: Comes with 6 probe covers for easy replacement to maintain accurate readings over time. - Automatic temperature compensation: Features automatic temperature compensation for reliable performance in varying conditions, improving measurement accuracy. - Use scenarios: - Pool maintenance: Monitor DO and temperature to assess water quality and safety. - Aquarium care: Ensure adequate dissolved oxygen and stable temperature for fish and beneficial bacteria. - Home brewing: Track oxygen levels and temperature during fermentation to optimize flavor and consistency.