Giant Classroom Thermometer, Largest Working Thermometer Available for Class Display! 30 in Wall Mounted Thermometer Has 23In Tube Recessed Into the Sturdy Wooden Base, Temperatures Range from -40Degree to 50Degree C and -40 D
Min/Max memory, abs plastic holder stands on a shelf or holder affixes to a refrigerator wall. traceable* certificate is provided from an iso 17025 calibration
Min/Max memory, abs plastic holder stands on a shelf or holder affixes to a refrigerator wall. individually serial-numbered traceable* certificate is provided from an iso 17025 calibration laboratory accredited by a2la