This is the ultimate in BB guns. The DROZD air is uniquely styled with select fire, which contains three switches. The first powers the electrical firing mechanism, the second is three stages for selection of fire, 1-single shot, 2-three round burst and 3-six round burst. The third switch controls the cycle speed (300,450 or 600 rounds per minute. The magazine hold 30BB’s at a time along with the CO2 cartridge. When the magazine and the butt stock are installed, it has the fit and feel of a military style weapon. CO2 / Battery powered, semi automatic with detachable stock. Length 13.75” With stock attached 19.5”; Barrel length 10” (COLOR IS BLACK ONLY) Call Toll Free 800.726.1696 if you have additional questions, our knowledgeable staff is standing by between M-F 9am - 5pm EST or email at staff@compasseco.com .