USB Rechargeable Electric Air Pump For 3D Printer Filament Vacuum Bag One-key Quick Pumping Storage Bag Automatic Compressed

High-concerned chemical：None Model Number：air pump Item Type：Hardware Parts / Machine Parts Brand Name：TWO TREES Origin：Mainland China mode：Filament Vacuum Bag Electric Air Pump Power Source：Electric Compressed form：Bag pressure suction type

High-concerned chemical: None Model Number: air pump Item Type: Hardware Parts / Machine Parts Brand Name: TWO TREES Origin: Mainland China mode: Filament Vacuum Bag Electric Air Pump Power Source: Electric Compressed form: Bag pressure suction type