Ryobi 12V Auto Hammer Kit (Includes Battery, Charger & Case) Comes with every thing you need to get to work! Auto Hammer, 1 battery, 1 charger and carry case! Drives up to 3 1/2 nails common & finish nails Eliminates manual hammering, 3,600 Beats per minute!! Powerful Ryobi 12 volt battey to handle most any job