Single D Cell Battery Holder Cathode Ray Tube Includes: Buzzer 3~7V Essential Kit

Includes: Buzzer 3~7V Essential Kit

✅Pack of six super strong magnets

Premium Quality: 100% Anatomically correct

Perfect to use for BBQ

For the use in colleges and middle schools to demonstrate the existence of magnetic field and the spreading of magnetic induction lines in space

Single D Cell Battery Holder Cathode Ray Tube Includes: Buzzer 3~7V Essential KitIncluded: 5 x Heavy Duty Single D Cell Battery Holder Cell Holder. High quality easy to load and easy to remove cell holder for holding standard D size batteries. Improved accuracy and robustness. It may also be used for the parallel or series combinations of two cells. If you need custom order with different sizes design, please contact us. Safely Packaged to avoid being damaged during transportation.