The QEP® Xtreme™ battery powered Electric Suction Cup is a revolutionary advancement in industrial and household vacuum suction technology. Instead of lasting for a few minutes, this battery powered vacuum suction cup will retain its suction for up to 48 hours when its battery is fully charged. With holding strength of up to 220 pounds, a built-in sensor will automatically detect the air level in the vacuum and automatically operate to maintain its absorption power. The QEP Xtreme Electric Suction Cup can be used in handling all non-porous materials including glass, granite and marble, ceramic and porcelain tiles, sheet metal, dry wall, hard surfaces, and even household items. Store with protector cover (included) in durable carrying case.