Specification: Brand: FLY WING Model: BO-105 Length(without blade): 755mm Height: 180mm Width: 265mm Weight: (no battery)1100g Main rotor diameter: 810mm Main rotor length (one):370mm Tail rotor diameter: 125mm Transmission: 3508 Main BLS motor 2008 Tail BLS motor 60A Two in one ESC GNSS: Omnidirectional M10N GPS Hover accuracy: level: ±1.5m (GPS is normal) vertical: ±1.5m(GPS is normal) Feature: 1> Quick-Release Rotor Blades: Efficient CNC-designed 4-blade rotor offering smooth installation and easy handling for enhanced usability. 2> High-Fidelity Scale Design: Metal rotor head, precise panel lines, and vivid paintwork for a closer resemblance to real BO-105 helicopters. 3> M10 GPS System: Integrated GPS module supports stable hovering, improved positioning accuracy, and altitude maintenance for worry-free flight controls. 4> ATT Self-Leveling Mode: High-precision accelerometer ensures automatic flight stability for easier control during operation. 5> Efficient Brushless Motor: Tail-mounted motor generates superior torque and efficiency, allowing consistent power output over longer flight durations. 6> Metal Gear Servo: Equipped with robust servo motors providing up to 4 KG torque and a fast response rate for precise, smooth control. 7> Three Flight Sensitivity Modes: Adjustable for soft, standard, or sport flying styles to cater to beginners and experienced pilots alike. 8> One-Key Return Functionality: Enables automatic return and safe home landing during low voltage by pressing the RTH key.