the dw908 be a indispensable battery-powered portable and adjustable light that be vital to any garage - especially where use a plug-in drop light just will not work , and where you need both hand to complete the task at hand . the battery use in this light be the 18v lithium ion from DeWalt , and the lamp be very efficient = lasting hour between necessary recharge . I buy this as a gift for a friend , and the use it have already get be phenomenal .