Cordless mini electric vacuum pump.
Function: Ideal for drying 3D printer filaments in storage bags, as well as use with general vacuum storage bags and food containers.
Design: Compact and portable with an abrasion-proof shell, measuring approximately 108.5mm (4.27in) in height and 50mm (1.97in) in diameter.
Operation: Features one-touch automation for simple use.
Power: USB rechargeable battery for cordless operation.