Ya, don't waste your time with that garbage.
get something BUILT for both
Drills, Drivers, & Bits | Drills & Drivers-Hammer,Cordless | 1/2" (13mm) 18V Cordless XRP™ Hammerdrill/Drill/Driver Kit, 450 Watts | B242820 - GlobalIndustrial.com
or..
buy a std cordless and if your just setting screws, the new Makita driver is absolutely AWESOME.
MAKITA Industrial Power Tools - Tool Details - LXDT04CW