Feature: 1. The vibration frequency can be adjusted according to the size of the bricks, the position of the bricks can be corrected, and the efficiency can be improved 2. 10 levels to adjust the vibration strength. The vibration frequency can be adjusted according to the size of the brick body and the thickness of the plaster 3. Come with locking structure, you can loose your hand to maintain the suction for a long time 4. Handle material adopt ABS, not easy to slip. Head material is made of aluminum alloy, possess good corrosion resistance 5. Rubber suction cup size is 125mm, adsorption strength is 30kg, powerful and practical Specification: Item Type: Tile Vibrator Handle Material: ABS Head Material: Aluminum alloy Plug Voltage: AC 100-240V Rubber Suction Cup: Approx. 125mm / 4.9in Adsorption Strength: 30 kg / 66.1 lb(approx.) Use Tiles: Approx. 800 x 800mm / 31.5 x 31.5in Vibration Frequency: 10 Levels (adjustable) Shipment with Supporting Battery: Battery Type: Lithium battery Battery Capacity: 2500mAh. Package List: 1 x Tile Vibrator1 x Battery1 x Adapter1 x Hook1 x User Manual1 x Storage Bag Note: 1. Please check the battery before use to ensure that the battery is fully charged.2. Turn the inverter switch to the left to the minimum, and then start the machine to adjust to a suitable state as needed.3. Place the machine on the tile to be laid, hold the suction cup, and then grasp the tile. Press the switch to start work, and immediately flatten the protruding part of the tile.4. When working, you must hold the suction cup to work on the tiles, do not let the machine run idly, and do not keep pressing the switch during the pasting process. Rhythmic is more conducive to paving.