Exhaust Tray Bell Cover Vacuum Sounding Experimental Music Generator Junior Physics Teaching Instrument With inflatable tube ► Photo 1/5
Exhaust Tray Bell Cover Vacuum Sounding Experimental Music Generator Junior Physics Teaching Instrument With inflatable tube ► Photo 1/5
Exhaust Tray Bell Cover Vacuum Sounding Experimental Music Generator Junior Physics Teaching Instrument With inflatable tube ► Photo 2/5
Exhaust Tray Bell Cover Vacuum Sounding Experimental Music Generator Junior Physics Teaching Instrument With inflatable tube ► Photo 3/5

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Specifications

  • Model Number: BELLC

Exhaust Tray Bell Cover Vacuum Sounding Experimental Music Generator Junior Physics Teaching Instrument With inflatable tube

Seller:
Alitools rating:
79%
/
Aliexpress rating:
80%
42.00 $
4   orders
/
1   reviews
Rating: 4

Price history

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Customer Reviews

C***o
October 27, 2020

Doesn't work at all. Lower sound but... ¿Silence? Not even close. Doesn't create vacuum.

C***o
October 27, 2020

Doesn't work at all. Lower sound but... ¿Silence? Not even close. Doesn't create vacuum.

Anonymous