Key Features:

Camera: Electric adjustable camera (often 4K/8K), real-time FPV (First Person View) via screen on controller or app, dual cameras possible.

Stability: Optical Flow Positioning for stable hovering.

Obstacle Avoidance: Active obstacle avoidance sensors.

Motors: Brushless motors for better performance.

Control: Phone App Control, Gravity Sensing.

Flight Modes: One-Key Takeoff/Landing, Headless Mode, 360° Roll, Trajectory Flight (waypoint).

Battery: Around 35 mins flight time per battery (often comes with multiple).

Range: Varies, but often advertised 1km control distance (higher ranges claimed for Wi-Fi).

Design: Foldable, lightweight, often with LED lights for night flight. 

(With 1 batteries)