Models DDA350 have been developed as the DC version tools of Model DA3010F, featuring: Compact and lightweight design obtained by using Li-ion battery as a power unit. High power 4-pole motor for excellent drilling performance User Benefits: Lithium-ion batteries have greater life spans than their Ni-MH or Ni-Cad counterparts giving 430% greater run time. Lithium-ion's 40% weight saving means 18 volt power can be obtained by a battery that weighs the same as a 12 volt Ni-MH battery. Keyed chuck. 4 pole motor. Conveniently located push button for forward and reverse. High comfort grips. Large trigger. LED job light with afterglow. Includes: 2 x 4.0ah Batteries Charger Side handle Chuck key Makpac Case with Inlay