Features: Rubber vacuum suction cup with 10mm thickened rubber pad, stronger adsorption, durable and no leakage. With a big dial pressure gauge, data monitoring, pressure is shown in real time during operation. The green area is under pressure and insufficient pressure in the red area. Integrated anti-skid handle, ergonomic design, more labor saving, makes operation easier. The 8mm suction cup is simple to operate, easy to use and quickly adsorb. More convenient and efficient. Can withstand a maximum load of 110kg, saving time and effort. It is a good helper with your heavy work. Very suitable for lifting and moving materials of smooth surface, such as , marble, aquariums, plastics, sheet metal,slate, doors and electrical appliances. Note: Be sure to use the vacuum suction cup on a dry, flat surface. Rough, porous, curved materials or surfaces containing water or oil may affect the suction effect of the suction cup. Specifications: Materials: Rubber Color: Black Max Load: 110KG NBR Thickness: three layers 20mm Vent Mothod: Handle + Base Suction Cup Diameter: 8 Inches Package Weight: 1335g Package Size: 23 * 25 * 11cm Package List: 1 * Protective Cover 1 * Accessories Package 1 * Manual