Maitys 20 Pcs Student Thermometers Mercury Free Science Thermometer School Supplies Boiling Point Thermometers for Classroom Teaching Tools auspowers_batchfive Zinc Electrode Strips - Pack

Zinc Electrode Strips - Pack of 10 - Used for student's electrochemical experiments

double-tap

quiescent current: less than 2mA

Alarm 1 or Alarm 2 as your preference

Maitys 20 Pcs Student Thermometers Mercury Free Science Thermometer School Supplies Boiling Point Thermometers for Classroom Teaching Tools auspowers_batchfive Zinc Electrode Strips - PackMaitys 20 Pcs Student Thermometers Mercury Free Science Thermometer School Supplies Boiling Point Thermometers for Classroom Teaching Tools Product Features Size Details: the student thermometers have proper size, approx. 1. 5 x 5. 5 inches 3. 9 x 14 cm, easy to get noticed, convenient to realize temperature; And you can carry them to other places easily, will bring you convenience in using Reliable Material: these freezer thermometers are mainly made