Features:
1) Voltage: 7.2V-18V
2) No speed / two speed construction (optional)
3) No-load speed:
a) 0-550rpm (one-speed construction)
b) 0-400rpm/0-1100rpm (two-speed construction)
4) Switch single speed/various speed with break
5) Chuck: 10mm(3/8")/13mm(1/2")
6) Battery charger: 1hr/5hr

Packing:
Color box/BMC