Comes with red dot sight and bird cage muzzle break Specifications: Length: 503mm Weight: 2290g Inner Barrel: ~255mm Magazine Capacity: 200/50rd Mid-to-Standard Capacity. Compatible with Tokyo Marui P90 Magazines. A guide will be released soon for compatibility with CYMA P90 magazines. Rounds Per Second: 20 RPS, Tested with an 11.1v Battery at 20c Thread Direction: 14mm Negative Gearbox: Krytac P90 Gearbox, Upgradeability to be determined Motor: Long Type Fire Modes: Semi/Full-Auto, Safety Battery: 11.1v or 7.4v 1000mAh PEQ type LiPo recommended (Wired to the rear with a Deans connector) (NOTE: Battery output rating should not exceed 30 amps) Hopup: Yes, Adjustable