Replacement Probe for Sper 800021 RH & Temperature SD Card Logger

Environmental Express Oakton pH 100 Portable pH Meter UX-35613-25 NO PROBE

SPER Scientific Large Display Digital Conductivity Pen NEW in box

Large Display Temperature Monitor

Car Paint Coating Thickness Gauge 0~1500µm Digital Depth Tester Fe/NFe Probe

Non-Contact Dual Use Infrared Thermometer - Sper Certified

SPER Scientific Large Display Digital pH Pen NEW in box

Indoor Air Quality Meter, Sper Scientific, Test Carbon Dioxide, Retails @ $295