Feature: 1. MAIN FUNCTIONS: This electric trowel kit can be used for leveling tiles and plastering, suitable for reinforcing cement and removing bubbles in concrete. 2. BUILT IN BATTERY: The vibration machine is equipped with 2pcs 3.7V 2000mAh batteries, which are fully charged for about 1 hour and can be used for 1.5 hours. 3. STEPLESS VIBRATION: Adopts stepless vibration design, the more times the vibration switch is pressed, the higher the frequency, with a maximum speed of 12000r/min. 4. EASY INSTALLATION: The vibration machine and cement scraper are designed separately and installed with screws, making them easy to use, carry, and store. 5. PORTABLE DESIGN: This electric vibration trowel has a portable handle, with compact design, comfortable grip, ensuring long term running without fatigue. Specification: Item Type: Electric Trowel Material: ABS, Manganese Steel Battery: 2 x 3.7V Polymer Battery, Capacity: 2000mAh x 2 (built in battery) Speed: 12000r/min. Package List: 1 x Vibration Machine1 x Cement Scraper1 x USB Cable4 x Screws4 x Nuts1 x User Manual