| Voltage | 20V Max |
| Motor | Brushless |
| No-Load Speed | 3000/4000/5000/6000/7000/8500RPM(6 settings) |
| Disc Size | 4-1/2Inch(115MM) |
| Safety Guard Type | Tool-free |
| Protection | Overload protection |
| Over-heating protection | |
| Over-discharging protection | |
| Restart protection | |
| Soft start | |




