Cordless Compact Router, Voltage 18.0 V, Bare Tool, Battery Capacity 5.0Ah, Cordless Tool Battery Type Li-Ion, Brushless Motor Yes, Number of Batteries 0, M18 FUEL Series, No Load RPM 0 to 31,000, Max. Power 900 W, Battery Included No, Cordless, Base Size 4 in, Overall Height 6 7/8 in, Overall Width 3 7/32 in, Overall Depth 4 3/4 in, Tool Weight 2.9 lb, Switch Push Button, Speed Type Variable, Features Fast, Cuts Up to 250 ft Per Charge