Hitachi DH25DAL reviews

Lithium Ion battery technology provides overcharge, over-discharge and over current protection for long battery life
3.0Ah Lithium Ion batteries for longer run time and less weight than traditional NiCd and NiMH batteries
Two-step speed switch- Power mode for fast and efficient drilling in large diameters and Save mode to conserve battery power and prevent bending of small diameter bits
3 modes of operation for greater versatility with the option of drilling only, hammer drilling or hammering only
Factory set slip clutch protects the user and the gears in the event of a bound bit
Idle strike restrictor prevents no-load hammering, extending tool life
Quick set bit system for rapid changing of accessories
Compact and lightweight- almost 20% lighter than the leading 36V for greater control and less fatigue
Auto-stop brushes for added motor durability