This handheld tester measures TDS, EC and temperature to provide dependable water quality data for drinking water and pool use. It delivers fast, accurate readings in seconds thanks to a smart chip and a sensitive sensor. Key benefits Quick and reliable results: precise readings in seconds help you monitor water quality over time. Calibrations made simple: compact, calibration design for testing anywhere without tools. Easy to read and durable: precise data shown on a clear LCD; rugged dropproof shell. Compact and versatile: small, lightweight device suitable for home, travel and pool care. What it covers Drinking water safety: check household tap water quality before use. Pool maintenance: track TDS/EC and temperature to support sanitization and equipment life. On the go testing: verify water quality while traveling or camping to ensure safety. Specifications Measures TDS, EC and temperature Portable size, lightweight Probes provide precise measurements Battery powered