1. All-plastic ABS enclosure that is formed in one piece.
2. Equipped with an overflow protection unit to prevent liquid from getting
into pump body.
3. Equipped with the hand-operated switch and footstep-operated switch.
4. Negative pressure: 0.013-0.09MPa
5. Air pumping efficiency: ≥20L/min
6. Glass bottle: 2500ml×2
