1. Quality requirements: according to the domestic sales quality of professional power tools production

2. Rated voltage/frequency: 230V/50HZ

3. No-load speed: 0-1300r /MIN

4. Power: 900W

5. Rated impact rate: 0-4800 times /MIN

6. Single impact energy: 3.0j

7. Three functions: hammer drilling function and single hammer function

8. Drilling capacity: concrete: 26MM

9.FFU test time should be over 500 hours