Product information: Type: Helicopter Toy material: plastic Remote control method: handle 3C configuration category: toys over 14 years old Specifications: 711 Avatar (large 25*29.5*13cm) 2.4G outdoor control, 718 Avatar (middle 17*20*9) four-way infrared Product number: YD711S Channels: 4 channels Body size: 25x29.5x13CM Remote control mode: 2.4G frequency Remote control distance: about 100 meters Flight time: 6-8 minutes Charging time: 60-90 minutes Body battery: 3.7V 650mAh Remote control battery: 3 No. 7 (need to bring your own) Item number: 718 Channels: 4 channels Body size: 17x19.8x9CM Remote control method: infrared Remote control distance: 10-15 meters Flight time: 6-8 minutes Charging time: about 50 minutes Body battery: 3.7V250mAh Remote control battery: 3 No. 7 (need to bring your own) Features: Domineering appearance, ABS high-quality plastic material, anti-collision and anti-fall; Wear-resistant gear, imported built-in gyroscope; 360-degree precise positioning to achieve aerial positioning; Ultra-light body, lithium battery, light and stable body Packing list: As shown in the figure: