"Specification:Lithium Battery Power: 8000mAVibration Frequency: 50-150HZ/SBattery Range: 8 HoursLength: 11""Height: 3.5""Suction Cup: 4.7""Feature:1.Suitable for wall tiles and 1 meter floor tiles.2.Computer intelligent mode button and six-speed adjustment, according to the size of the brick, adjust the vibration frequency3.High-quality rubber suction cup, super suction, the maximum bearing weight is 220 lb.4.Extremely long battery life, long-lasting power, more than 8 hours after full charge.Note:1.Please check the battery before use to make sure the battery is fully charged.2.Turn the inverter switch to the left to the minimum, and then start the machine as needed to adjust to a suitable state.3.Place the machine on the tile to be laid, hold the suction cup, and then grasp the tile. Press the switch to start working and immediately flatten the protruding part of the tile.4.When working, be sure to hold the suction cup to work on the tile, do not let the machine idle, and do not keep pressing the switch during the paste process, the rhythm is more conducive to paving.Charging Instructions:1.After receiving the machine, press the switch to adjust whether the frequency switch works. If the light on the machine is off, please charge it before using it normally. When the charger is connected and charged, the charge indicator on the charger will light.2.This product usually needs to be charged for 3-4 hours. It will stop automatically when fully charged, and the indicator light is green or off.3.After fully charged, it can work for more than 8 hours, but in order not to affect the service life of this product, please charge it every day during normal use.Packing including:1 * Tile Vibrator, 1 * Battery, 1 * Adapter, 1 * Box"