AIR LOCKER U630E Electric 22 Gauge 3/8 Inch Crown Upholstery Stapler 18 Gauge Brad Nailer Input Voltage: 110V, 60HZ, 12.5 Amp | Maximum Firing Speed: 20 nails or staples per minute Capacity: 100 nails or 165 staples | Maximum Length: 18 Gauge brad nails 3/8 inch to 5/8 inch Maximum Length: 22 Gauge staples 3/8 inch crown x 1/4 inch to 5/8 inch long Safety: Contact safety mechanism Gun | Dimensions: 9.5 inch x 2.4 inch x 7.6 inch Approval UL Certified