The chucks that work with this screwdrivers are of the keyless kind. It runs on a rechargeable battery, so it's completely wireless.
From Amazon
DEWALT DCD991NT-XJ Drill (BL) 18 V / Base, Pack of 1, Yellow; Black; Silver,
Powertool World
DeWalt DCD991NT-XJ 18v XR XRP Brushless Drill Driver Body Only In Carry Case
Conrad Electronic
DEWALT DCD991NT DCD991NT-XJ Cordless drill 18 V Li-ion incl. case