Pro-Grade 8-Inch Electric Cup: This smart suction cup lifter auto re-pumps to keep vacuum on flat, clean, smooth, non-porous surfaces. It helps you lift glass, tile, plastic, metal panels, and stone with confidence Powerful, Durable Suction: The thick ripple pad and triple-seal rim boost grip and longevity. The vacuum glass lifter supports up to 440 lb and works from −68°F to 140°F for steady performance One-Button Control: You press once to seal and hold tight, then double-press to release. The glass suction cup skips manual pumping, so your workflow stays quick and simple Ergonomic ABS Handle: The ergonomic ABS handle of the tile suction cup gives a steady, non-slip hold. Your hands stay comfy on long tasks, and your lifts feel controlled from start to finish Pressure & Battery Display: The digital screen of the vacuum suction cup shows live vacuum and battery levels, so you track pressure and charging in real time and plan each lift with ease