Turn abstract chemistry concepts into exciting, hands-on discoveries with the PocketLab Odyssey Classroom 5 Pack! Perfect for group experiments and collaborative learning, this set equips your classroom with five powerful, wireless sensors—each featuring seven versatile probe ports to collect real-time data for pH, conductivity, temperature, and more. Includes 5x PocketLab Odyssey 5x Conductivity Probes 5x pH Probes 5x Sets of Pressure Tubing 10x Temperature Probes 10x Voltage & Current Probes 5x Charging Cables 5x Protective Storage Cases Features Records real-time data for analysis in Notebook Compatible with iOS, Android, Chrome OS, Windows 10, and Mac OS Bluetooth 4.2 wireless connection Record up to 30,000 measurements to the onboard memory Rechargeable lithium-polymer battery What it Measures pH (potential hydrogen) Voltage Current Resistance Temperature EC (electrical conductivity) Absolute Pressure Optional Sensing Capabilities Digital Expansion DO (dissolved oxygen) ORP (oxidation-reduction potential)