Electric Silenced Special Combat Mission Carbine Toy Gun w/ Flashing Lights, Sounds, Sight Electric powered comes in a black finish. Flashing lights! Realistic gun fire sounds! Authentic gun vibrations! Comes with a silencer gun sounds change when silencer is attached! Requires 3 aa batteries to run (included) length: 16. 5" silencer length: 4". Package includes: special combat mission mp5k toy gun silencer 3 aa batteries.