vacuum pump
thingiverse
This is a hand vacuum pump to hold 2 pumps to use in many applications as food saver accessories 2 vacuum pump https://banggood.app.link/lE4CxJx29S 1 on/off switch some wires 1 Hose https://www.amazon.com/dp/B00T699C14/ref=cm_sw_r_wa_api_i_P9tlCbEXR9WP7 2 little screws 1 18650 battery 1 4way connector for air hose https://s.click.aliexpress.com/e/dRvANfF
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