1. Product size: 26.5 x 16 x 13.5cm 2. Body battery: 3.7v 650mAh 3. Remote control battery: 2 x AA battery(Not included) 4. Charging time: about 4-5 hours 5. Usage time: about 20 minutes 6. Remote control distance: 20 to 30 meters 7. Unique modeling and simulation design 8. 2.4G remote control, convenient and easy to use