Description: Name: Demolition Jack Hammer Main Color: Blue Main Material: Aluminium Voltage: 110V/60Hz Motor Power: 1700 Watts Chuck Size: 1-1/8-inch (Hex) Max Impact Rate: 1900BPM Speed: 1800 Impacts Per Minute Carrying Case Included: Yes Features: The 16A motor with 65 JOULES impact energy, 1900BPM, 1700W output is optimal to complete work projects on different kinds of surface.The SDS-Hex system provides the convenience when switching bits without tools. Packing list: Demolition Jack Hammer x 1+accessory bag x 1 Note: Different displays may cause the color of the item in the picture a little different from the real thing. Manual measuring,please allow 1~3mm error,thank you.