Features 1、According to the ratio of Sukhoi Su-27/J11, the simulation degree is high. 2、Patented rudder surface operation structure, three-channel design. 3、EPP material is very resistant to impact, flying weight of about 65g. 4、Built‑in six‑axle gyro flight auto‑stability system is easy for beginners to master. 5、The size of the remote control is small, the small rudder is suitable for beginners to fly, the large rudder state continues to pull the lifting rocker, and the aircraft can do the tumbling movement. Features: According to the ratio of Sukhoi Su-27/J11, the simulation degree is high. Patented rudder surface operation structure, three-channel design. EPP material is very resistant to impact, flying weight of about 65g. Built-in six-axle gyro flight auto-stability system is easy for beginners to master. The size of the remote control is small, the small rudder is suitable for beginners to fly, the large rudder state continues to pull the lifting rocker, and the aircraft can do the tumbling movement. Specification: Material: EPP Foam + Plastic Item Model: A100-SU27, A100-J11 Color: Shown As Pictures Wingspan: Approx. 340mm / 13.39ft Length: Approx. 420mm / 16.54ft Flight Time: 7-8 minutes Charging Time: 60 minutes Control Range: 200 meters / 656.17ft Motor: 2 * 0716 Motor Airplane Battery: LI-POLY 3.7V (300MAH) 25C (Included) Controller Battery: 4 * AA Battery (Not Included) Weight: 712g Type: RC Model Package List: 1 * Airplane 1 * Manual 1 * USB Cable 2 * Propeller (CW+CCW) 1 * Battery 3 * Landing Gear Package List