s17-black-hd dual camera + five-side obstacle avoidance + intelligent high-altitude aerial photography s17-orange-hd dual camera + five-side obstacle avoidance + intelligent high-altitude aerial photography e88-gray-thin camera + fixed height aerial photography e88-black-single camera + fixed height aerial photography js23 black brushless motor + dual camera + optical flow obstacle avoidance p8 brushless motor carbon fiber + optical flow electrical adjustment p8 gps brushless motor carbon fiber + optical flow electrical adjustment a13 carbon fiber [brushless motor +360 ° obstacle avoidance + optical flow electrical adjustment lens]] a13 black [brushless motor +360 ° obstacle avoidance + optical flow electrical adjustment lens]]

electric version second electric version three-level version