DCN660D2 Cordless XR Brushless Second Fix Nailer 18V 2 x 2.0Ah Li-ion - DEWALT DCN660P2-GB, The DEWALT DCN660 XR Brushless Second Fix Nailer with brushless motor technology, offering runtime that cannot be beaten in a compact package. It has a compact, lightweight and ergonomic design that makes the tool easy and comfortable to use, but durable enough for the worksite environment. The depth of drive can be easily adjusted using the handy thumb wheel depth adjuster. The mechanical rather than gas operation offers low running costs and consistent performance, even at low temperatures. Sequential mode allows for precision placement and the bump operating mode provides the user with production speed of up to 4 nails per second. For safety the nailer has a trigger and contact trip lock-off and prevents accidental dis-charge of fastener. The tool free stall/jam clearance minimises down time. DCN660P2: 2 x 18 Volt 5.0Ah Li-Ion Batteries.DCN660D2: 2 x 18 Volt 2.0Ah Li-Ion Batteries.DCN660N: