Features and Benefits: Drives 1.5 to 2 nails per sec. with zero ramp-up time and quicker response time between drives. Offers low-recoil and sets nails flush consistently. No combustion noise and no gas fumes. Consistent performance even at low temperatures or high altitudes (The operating environment for these products is between 0C and 40C) Technical Specification: Driving System: Air spring Nail length: 50mm to 90mm Driving speed: 1.5 to 2 nails/sec. (intermittent) Loading capacity: 47 nails Firing mode: Full sequential / Contact. Unique Air Spring Drive System that uses compressed air to drive each nail resulting in zero ramp up time, increased driving speed, recoil that feels like a pneumatic nailer and quicker response time between drives. Brushless motor for longer run time per charge, less maintenance and increased durability. Drives up to 400 nails per charge using the compact 3.0Ah battery. Tool-less depth of drive adjustment for a professional finish w