Voltage/Freqency: 220-240V~ 50Hz, Input power:800W No-load speed:0-1100/min Impact Rate:0-4400/min Impact force:3.0J Max Drilling Capacity: concrete:26mm Steel:13mm Wood:30mm 1.SDS PLUS DRILL BITS 2.Three Function:DRILLING / Hammer DRILLING / HAMMER 3.User-friendly reverse 4.Expert quality 5.Constant variable speed control 6.26mm drilling capacity 7.Two-speed mechanical gear box 8.Rotation stop for chiselling 9.Safety clutch 10.Anti stop soft grip