PC60-Z Smart Multi-Parameter Pocket Tester - pH, EC, ORP, TDS, Salinity, Resistivity & Temperature Apera PC60-Z combines a multi-parameter pocket meter with next-generation smart capabilities. Combines professional tests for pH, conductivity (EC), ORP (probe sold separately), TDS (ppm), salinity (ppt), resistivity and temperature. All sensors feature upgraded technology, preserving the stability of readings over time. Features smart operation reminders, self-diagnosis, electrode health condition reminders and calibration reminders. Alarm function alerts user to any values exceeding preset ranges. Hybrid design means this pocket tester can be used without a smartphone as a conventional handheld meter. 3 colour backlit display, easy to replace probes, and 500 hours of use with 4 AAA batteries. Comes with everything you need for calibration, right in the carrying case. Features Bluetooth and the ZenTest app, turning your smart phone into a full water analysis suite. Smart guide leads user through water testing, with cloud based data storage and management. Organize datasets into folders and share data instantly via email. Featuring 4 display modes: Simple Data Display (learn about calibration) Dial Mode (vivid display of values) Graph Mode (shows trends over time) Table Mode (real-time data) What's In The Box: Rugged carrying case Quick start guide Lanyard Soaking Solution pH 4.00 calibration solution pH 7.00 calibration solution 12.88 mS calibration solution 1413 μS calibration solution Calibration bottle 4 AAA batteries Specifications: Parameter Model PC60-Z pH Range -2.00 to 16.00 pH Accuracy ±0.01 pH±1 digit Calibration 1 to 3 points Auto. Calibration (recognizes 5 types of standards) mV Range ±1000 mV Accuracy ±0.2% F.S Conductivity (EC) Range 0 to 20.0 mS/cm Accuracy ±1% F.S Calibration 1 to 3 points Auto. Calibration TDS Range 0 ppm to 10.0 ppt (10,000 ppm) TDS Factor 0.4 tp 1.0 Salinity Range 0 to 10.0 ppt (10,000 ppm) Resistivity Range 50Ω·cm to 20MΩ·cm Temperature Range 0 to 50˚C (32 to 122˚F) Others Application General water solutions Temp. Compensation Automatic 0 to 50˚C (32 to 122˚F) IP Rating IP67 Waterproof and Dustproof Power Supply DC3V AAA batteries *4 Compatible Probes All Alarm Function Yes (customizable in ZenTest App) Automatic Hold Yes (5 to 20 seconds, customizable in ZenTest App) Calibration Reminder Yes (by hours/days, customizable in ZenTest App) ZenTest App Functions (Bluetooth, iOS/Android) Four Display Modes Yes Cloud Data Management Yes Smart Self- Diagnosis Yes Step-by-step calibration guide Yes Manual Warranty 2 years for the instrument 6 months for the probe