This is an efficient, safe and practical multifunctional angle grinder. It can be used for grinding and cutting wood. It can also be used for polishing. It is a portable household electric angle grinder. Features: The brushless motor eliminates carbon brushes, enabling the motor to run cooler and more efficiently for longer life. Efficient brushless motor is electronically controlled to optimize battery energy use for up to 50% longer run time per charge. The rubber coated non-slip handle is comfortable and labor-saving. Two speeds can be adjusted to meet different needs. Specifications: Color: black, red, blue (optional) Material: plastics Output voltage: 21V Grinding/slicing diameter: 100mm No-load speed: 10000rpm Spindle diameter: 100mm Item weight: 1125g / 2.5lb Package size: 300 * 120 * 80mm / 11.8 * 4.7 * 3.1in Package weight: 1500g / 3.3lb Packing List: 1 * Angle Grinder (without battery) 1 * Handle