180KG Electric Air Pump Vacuum Suction Cup with Pressure Gauge for Glass Metal Wood Gypsum ,Long-Lasting

* Double-layer sealing ring: adsorbs multi-material surfaces, double-layer high friction thickened sealing ring, can absorb ceramic tiles, glass, metal, wood, gypsum, etc. * Large-capacity battery: pressure value visualization, 2600Ah non-stop working for 2 hours on full charge. * Simple operation: Press the green button, and the results you want will be produced within "1". The operation is simple and convenient. has_written_warranty:No