DC 12V 10L/M -80KPa Mini Vacuum Air Pump Negative Pressure Suction Diaphragm Pump DIY Packer Inflator Large Flow High Pressure

Does it include batteries：Not included High-concerned chemical：None Power Source：Electric Application：Cryogenic Theory：Vacuum Pump Structure：Air Pump Pressure：Low Pressure Origin：China Mainland Certification：CE Power (W)：Electric Usage：Air Pump Rated voltage：DC 12V Current：450mA Vacuum suction：-80kPa Flow：10 L/M Condition：New

Does it include batteries: Not included High-concerned chemical: None Power Source: Electric Application: Cryogenic Theory: Vacuum Pump Structure: Air Pump Pressure: Low Pressure Origin: China Mainland Certification: CE Power (W): Electric Usage: Air Pump Rated voltage: DC 12V Current: 450mA Vacuum suction: -80kPa Flow: 10 L/M Condition: New