Maitys 20 Pcs Student Thermometers Mercury Free Science Thermometer School Supplies Boiling Point Thermometers for Classroom Teaching Tools sold2024 Nicpro chalkboard contact paper is

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trigger current 5mA Module working voltage: 5V/12V/24V The module can be triggered by a jumper to set high or low level

Interface A: USB 3

5m Jack This is compatible with most Android smartphones with a USB C Type C port

Specification Package includes: 50 x Lemon Paper Luncheon Napkins Color: as shown in the picture Material: paper Size: 16

Maitys 20 Pcs Student Thermometers Mercury Free Science Thermometer School Supplies Boiling Point Thermometers for Classroom Teaching Tools sold2024 Nicpro chalkboard contact paper isMaitys 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