Key Features Last for Years: Made of aluminum alloy, ABS, and rubber, this product is hard, impact-resistant, and abrasion-resistant to ensure long and stable operation. High Efficiency: The pure copper motors provide up to 12,000rpm vibration frequency with 5.9-inch diameter suction cups with two points of force, providing 220.46 pounds of adsorption force, making it possible to quickly and accurately lay tiles. This product's high-frequency vibration replaces hand hammering, vibrates evenly, and greatly improves construction efficiency. Adjustable Speed: You can adjust the 6 vibration gears with the gear adjustment button according to the size of the wall or floor tiles and the thickness of the plaster to accurately spread the tiles. Application It is suitable for tiles with edge lengths of 23.62-47.24 inches and is ideal for floor tiling, wall tiling, marble tiling, restroom tiling, and many other applications. Specification Mount Type: Handhold Style: Modern Motor Type: Pure Copper Motor Lithium Battery Voltage: 25V Color: Blue, Black, Silver Material: Aluminum Alloy, ABS, Rubber Vibration Gears: 6 Vibration Frequency: 12000rpm Endurance: 45-300 Minutes Charging Time: 1.5 Hours Charger Plug Type: EU Standard Charger Plug Voltage: 110-240V Maximum Suction Force: 100kg/220.46lbs Applicable Tile Side Length: 60-120cm/23.62-47.24in Suction Cup Diameter: 15cm/5.9in Product Size (L*H): 34*12.5cm/13.38*4.92in Package Size: 40*22.5*16cm/15.75*8.86*6.30in Gross Weight: 3 kg/6.61lbs Net Weight: 2.7kg/5.95lbs Package Included 1* Tile Leveling Machine 2* Lithium Batteries 1* Charger 1* Storage Box Notes  1.Please check the style and size before purchasing. 2.Please check the battery before use to make sure it is fully charged.