Description pH, EC and temp meter P110 Pro The Combo Pen P110 Pro is the ideal digital hand-held meter for measuring pH, EC and temperature of liquids. It features a modern and robust housing and a rubber ergonomic back for a comfortable fit in your hand. It also comes with a cord to keep the cap secure. Over the years we have improved the software and the look of the P110 Pro, making it a favourite measuring tool for growers and farmers in the agricultural and horticultural sector. The P110 is IP67 waterproof and can even float, so you won't have to worry about losing it. Additionally, with the dry storage electrode, storage in liquid is not required. The P110 Pro comes with batteries, and it has a replaceable electrode to extend the lifetime of the combo pen. With all these features, the P110 Pro is the perfect tool for all types of liquid measurements. Specifications Range - pH: 0.1 ~ 14.0 pH / EC: 0.0 ~ 19.9 mS/cm / Temp.: 0°C ~ 50°C (32°F ~ 122°F) Resolution - pH: ± 0.1 pH / EC: 0.1 mS/cm / Temp.: 0.1 ºC (1.0 ºF) Accuracy - pH: ± 0.1 pH / EC: ± 2% F.S. / Temp.: ±0.5°C (32°F) / Temp. compensation: 0°C - 50°C (32°F - 122°F) Calibration - pH: 2 point auto 4.0 - 7.0 pH / EC: 1 point auto 1.4 EC Features - Battery indicator & automatic temp. compensation Power supply - 3 × 1.5 Volt AG-13 button cell battery (included) Auto. power-off - After 8 minutes Calibration indicato - With correct calibration Waterproof - IP67