DeWalt Cordless drywall Screwdriver with the following features:

Removeable depth sensitive set & forget nosepiece for consistent fastener depth
Two speed settings, variable speed and reverse switch for maximum user control
Up to 20 Nm of sustainable torque for maximum performance
High performance fan cooled motor with replaceable brushes for maximum power and durability
Ergonomically-designed soft grip and trigger for added user comfort
Electronic motor brake for added control
All metal gearing for efficient power transmission and longer tool life
Modular design for easy access to key components and excellent serviceability

Includes 
Magnetic bit holder. Screwdriver bit, Drywall nosepiece, Tek nosepiece

Specifications 
Voltage: 18 V
Tool Holder: (Hex) 6.35 mm
Battery: fits 2.0, 2.4, 3.0 Ah
Power Output: 360 Watts
No Load Speed: 0-900/0-2900 rpm
Max Torque: 20 Nm
Weight: 2.3 kg
Length: 307 mm
Height: 231 mm

The bare unit is supplied without batteries, charger or kitbox.

18 volts