We picked up two of these Dewalt's on Black Friday.
We used both to build some shelving and they worked great!
They come with a charger, two batteries, and a carrying bag. They have a built in light which can come in handy.
http://www.lowes.com/pd_506283-70-DCD771C2_4294607728%2B4294926871__?productId=50040 962&Ns=p_product_qty_sales_dollar|1&pl=1¤tUR L=%3FNs%3Dp_product_qty_sales_dollar|1&facetInfo=D EWALT