Basic functions: remote control ESC servo, fixed height function, super long flight, six pass with gyroscope; one key to take off and one key to land, 360 degree turn around.     Roll, rise and fall, forward and backward, fly left and right, turn, headless mode (with camera can add functions: gestures to take pictures, video, music, big head stickers, voice operation, emergency stop, trajectory flight, gravity sensor).     Advanced functions and selling points: beautiful body, ABS high toughness chassis, super resistance to fall, all-round LED lighting.     Product name: Folding drone     Model: YKT-88 four-axis folding drone     Remote control battery: AA battery *4 (self-provided)     Operation mode: remote control/APP control     Frequency: 2.4GHz     Gyroscope: 6Axis     Channel: 4CH     Charging method: Universal USB interface     Battery capacity: 3.7V 2000mAH lithium battery     Flight time: about 15 minutes long battery life     Charging time: 80-100 minutes     Remote control distance: 100 meters     Camera mode: FPV     Lens: camera     Video resolution: 480P/1080P/4K     Photo resolution     Speed adjustment: slow/medium/fast     Maximum travel speed: 10Km/h     Maximum ascent speed: 3Km/h     Working temperature: 0-40 Celsius     Note: Please read the instructions carefully before use. If you are a beginner, it is recommended to be assisted by an experienced adult.     Be careful with batteries:     Do not overcharge or over discharge.     Do not put it in high temperature conditions.     Don't throw it into the fire.     Don't throw it into the water.     Colour: gray/black     Material: ABS     Size: 19.19x4.5CM          Package Contents:     1 * Drone (Double photography)     1 * Remote Control (Without battery)     1 * Battery     1 * USB Charging Cable     4 * Spare leaf     1 * Screw Driver     1 * Chinese and English manual     /     1 * Drone (Single photography)     1 * Remote Control (Without battery)     1 * Battery     1 * USB Charging Cable     4 * Spare leaf     1 * Screw Driver     1 * Chinese and English manual     Only the above package content, other products are not included.     Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.