After owning 2 of the Milwaukee 2.4v cordless screwdrivers i have recently purchased this one.
Its 3.6 volts and the bits lock in the chuck also.

[Linked Image from panasonic.ca]

[This message has been edited by dougwells (edited 09-21-2006).]

[This message has been edited by dougwells (edited 09-21-2006).]