Professional pocket pH meter for laboratory and field with pH sensor Sentix® 41. Features: • Robust meter housing plus 100 % waterproof and easy-to-clean keypad. • Keys with tactile feedback for error-free operation. • Built-in calibration timer for reliable results. • Ease-of-use guarantees dependable results whether measuring surface water or the chemical process. Specifications: • ph: – 2.0 … 19.9 ± 0.1 pH. – 2.00 … 19.99 ± 0.01 pH. – 2.000 … 19.999 ± 0.005 pH. • mv: ± 1200.0 ± 0.3 mV. ± 2000 ± 1 mV. • Temperature: – 5.0 … 105.0 °C ± 0.1 °C. • Calibration: 1, 2 or 3 points; WTW Technical, DIN buffers. • AutoRead: automatic. • Calibration memory current calibration recallable. • Display 7 segment LCD. • Power supply 4 x 1.5 V AA or 4 x 1.2 V NiMH rechargeable. • Continuous operation up to 2500 hours. Delivery Contents: • pH-meter "pH 3110" for battery use. • Professional case. • Stativ StH 320. • SenTix® 41 pH sensor with DIN plug. • Techn. buffer 4,01 + -7,0. • 3 mol KCl-solution. • Measuring jug. • CD-ROM. • Manual.