Professional tradesmen must do a wide variety of highly repetitive fastening jobs, and the EY75A1LS2G ¼" hex cordless impact driver kit has the versatility, power and runtime to excel in heavy driving, demanding fastening or finish-assembly applications. The cordless impact driver has variable speed and three power settings that make it handy for heavy-power or fine-control jobs such as HVAC installation, auto repair, deck building, lag bolt or finish fastening and more. The New Panasonic 4.2Ah EY75A1LS2G (EY75A1X tool only) ¼" impact driver kit with Dual Voltage Technology is built to take on both jobs with versatility and power that general construction, HVAC, finish carpentry and electrical installation workers need to do the job efficiently and professionally. This versatile tool features the new Panasonic Dual Voltage Technology which allows the user to use the cordless impact driver as an 18V or 14.4V tool.