4K HD Dual Camera --S1S drone is equipped with two 4K HD cameras for adults and beginners and can be switched freely, the front camera is suitable for selfie and video shooting, and the bottom camera can enjoy a wider view of the sky. In addition, through FPV transmission, you can see the live video shot by the drone on the mobile app. Take photos and videos at any time and share them quickly on social media. 4 High Power Brushless Motors : Four professional-grade brushless motors with speeds of up to 3,000 revolutions per minute provide greater power and wind resistance. Brushless motors outperform conventional motors in terms of work efficiency Optical Flow Positioning Altitude Hold - The optical flow positioning function helps the drone excel in accurate positioning and photography, suitable for beginners and photography enthusiasts. Combined with the basic function altitude hold mode, you can lock the altitude and position more accurately and take HD photos and videos stably