361879 1 Adopts the latest six-axis gyro， four-rotor aerobatics， 360° flip， take off by hand throwing， stable flying. 2 Use high-strength engineering materials， with blade protective cover， crashworthiness， indoor flying freely. 3 2.4GHz remote control system， support multiple planes flying simultaneously， far remote distance， without disturbing each other. 4 Fast and slow speeds flight modes， support 50%， 75%， 100% speed switching， suitable for both junior and professional level players. 5 Color LED light， guide your direction at night. Technical parameters: Product model: X9 Body size: 136 x 132 x 35mm Packing size: 340 x 185 x 82mm Rotor diameter: 50mm Weight: 20g ( contain battery ) Remote mode: Mode 2， the left hand throttle Body battery: 3.7V 150mAh Charging method: USB charging cable to charge， the USB light is off when charging， on when fully charged. Charging time: about 30 minutes Flight time: 6-8 minutes Gyro: Six-axis gyro Remote frequency: 2.4GHz Remote distance: 30 meters Remote control battery: 4 x AAA batteries (NOT included) Functions: up， down， left， right， forward， backward， flying side， hover， 360° flip， fast and slow speeds， LED light Tips: 1. Turn on the aircraft， then turn on the remote control， the aircraft will automatically match frequency. 2. The aircraft should be promptly charged when it has no electricity 3. The USB light is off when charging， on when fully charged， charging about 30 minutes . 1 x Aircraft 1 x Built-in lithium battery 1 x Remote controller 1 x USB charging cable 1 x Screwdriver 4 x Blade 1 x Engkish user manual Packed in color box