The Apera Instruments PH800 Laboratory Benchtop Meter provides reliable pH measurements for general water solutions for scientific research and quality control with a durable structure and various intelligent functions. Equipped with Apera’s 3-in-1 pH electrode (201T-F), the meter measures pH and temperature in a quick and accurate manner. Accuracy: 0. 01 pH 1 digit; Range: -2. 00 - 19. 99 pH; Resolution: 0. 1/0. 01 pH; 0 - 100˚C Auto. Temp. Compensation. Standard BNC connector, compatible with all LabSen Professional pH electrodes. ORP (Redox) measuring mode available (ORP electrode sold separately). Intelligent Functions: Quick & Easy 1 to 3 Points Auto Calibration, automatically recognizes 5 types of standards (7. 00, 4. 00, 10. 01, 12. 45, 1. 68). The Smart Self-Diagnosis helps you conduct proper calibrations and monitor the condition of your probe with electrode’s slope data display between calibrations. The large LCD displays pH and temperature simultaneously along with icons of stable readings and finished calibrations. GLP Data management (500 groups of data storage), USB data output and PC software support. Auto. timing data log mode and auto. calibration reminder functions are available for professional measurements. Reliable Structure: IP54 Waterproof and Dustproof, ideal for use in harsh environments. It comes with a complete test kit including a meter, a pH/temp. electrode, a flexible electrode arm and holder, a USB cable, a PC-Link software flash drive (Windows-based system only), a 9V power adaptor, and 3 bottles of calibration solutions (pH7. 00, pH4. 00, pH10. 01, 50ml each). The product is CE certified and comes with a Three-Year for the instrument, and a Six-Month for the electrode.