Pro-Grade 8-Inch Electric Cup: This suction cup lifter grips flat, clean, smooth, non-porous surfaces for a tight, long-lasting hold. It helps lift glass, tile, plastic, metal panels, and stone, so handling feels easier and more secure Powerful, Durable Suction: The thick ripple pad and triple-seal rim boost grip and longevity. The vacuum glass lifter supports up to 400 lb and works from 68°F to 140°F for steady performance Simple Operation: You press the plunger a few times until the red warning line disappears, and the glass suction cup forms a vacuum grip for lifting. After use, you lift the vent tab or press the release button to remove the cup 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 Protective Carry Case: The high-toughness PP case resists heat and corrosion