A cm product in Arabic: 20-volt shipping missile 4.5 inches empty country of origin: China manufacturer: Total-product description: integrated design that allows the device to be grabb And a large charging power, which makes it perfect for use in a variety of projects. The missile also includes a key control key to achieve greater accuracy and better control of work. This product comes without batteries or charger. Technical specifications: voltage 20 volts speed without downloading 8000 rpm/minute disk diameter 4.5 inches spindle thread 14m voltage charger 220-240 volts weight 2 kg