OrionPower OGG-3490CH 2-inch to 3.5-inch Gas-Powered Cordless Framing Nailer/Nail Gun Cordless, Portable, Lightweight usage on the job site, with no hoses or compressors. Lithium Ion Battery Technology fires 4000 shots on a single charge Propylene-Butane Fuel Cells deliver plenty of power, each cell firing 1200 nails Fires up to 3.5 inch 30-34 Degree Clipped or Round Head Paper Strip Collated Framing Nails Also Includes: Two Li-Ion Rechargable Batteries, Charger, Carrying Case, Goggles.