No drilling required: put it on the surface and press the safety lock switch, it only takes 5 seconds to install, not affected by water vapor and wall immersion, the bathroom can also be used in other humid environments Long-term use: The adsorption film has memory characteristics. When changing the installation position, just rinse the vacuum cleaner with running water, and it can be used again after drying. Strong adsorption force: stronger adsorption force than traditional vacuum cleaners, the suction cup with vacuum lock ring can effectively prevent the suction cup caused by voltage release pressure, and firmly lock the vacuum No need to replace: The plastic suction cup handle is fastened like a screw, avoiding a dangerous support when getting in and out of the tub. Anti-deformation, anti-aging, oil resistance, acid resistance, etc. Scope of application: suitable for glass doors, toilet lids, windows, drawers, etc., safe and durable, but fashionable enough