Feature:1. MAIN USE: The trowel is suitable for strengthening cement, removing bubbles in concrete, and providing you with the toughest cement.2. BATTERY PARAMETERS: 2 rechargeable lithium batteries 3.7VV 2000mAh(with). A fully charged battery can run for approximately 1.5 hours. Only takes about 1 hour to fully charge.3. STEPLESS VIBRATION DESIGN: The more vibration switches are pressed, the higher the vibration frequency of the cement trowel. The maximum vibration speed is 12000 r/min.4. EASY TO USE: The compact design of the vibrating trowel is an ideal choice for continuous use.5. MANGANESE STEEL BLADE: The scraper is made of premium manganese steel material, corrosion resistant and rust proof, ensuring a long service life.Specification:Item Type: Concrete Flat Plate Trowel Material: ABS, Manganese SteelBattery: 3.7V polymer battery x 2Battery Capacity: 2000mAh x 2 (shipped with built in battery)Speed: 12000 r/min.Package List:1 x Vibration Machine 1 x Cement Scraper 4 x Screw 4 x Nut 1 x Manual