E525 pro rc quadcopter profissional obstacle avoidance drone dual camera 1080p 4k fixed height mini dron helicopter toy(4k Pro 3b Black)The product is shipped based on the color or size of the main image of the product page.Colour:4k pro 3b black Item NO.: LS-E525 Frequency: 2.4G Channel: 4CH Motor: 816 Coreless Motor Quadcopter Battery: 3.7V 1800mAh Lipo (Included) Transmitter Battery: 3x 1.5 AA Battery (NOT Included) Flying time: 15 mins Charging time: 100mins R/C Distance: 100m Color: Black White Camera: 1080P / 4K (Optional) Quad's Size: 25*20*5.5 CM (the arms not folded, ) 12.5*8*5.5 CM (the arms folded) Add music zoom function, dual camera switch, add music zoom function, dual camera function Features: - With foldable arms, small size, easy to carry. - With altitude hold mode function provides stable flight. - With wifi function can be connected APP, APK system to take pictures, video, real-time transmission through the phone camera image. - There have 2 cameras can be choose. With 1080P or 4K wide angle camera give wide high denfinition pictures and video. - With Headless Mode, no need to adjust the position of aircraft before flying . - With One key to return function makes it easily to find the way home. - Trajectory Flight. Draw a fligh way on the screen, and the drone would conduct an autonomous flight along the designated way. - 2.4GHz Technology Adopted for Anti-Interference. - 4 Channel which can do ascend, descend, forward, backward, left sideward fly, right sideward fly and rolling 360. - 6-a-xis g-yro which can have more stable flying and be easy to control. - It have 3-level flight speed to switch that can make more fun with the flying. - The quadcopter fuselage is made of high strength and resistant engineering plastics,lightweight and durable resistance. Function: Up/down, Forward/backward, Turn left/right, Sideward flight, 3-level flight speed, LED Light, Headless Mode, One Key Automatic Return, Altitude Hold Mode, WiFi FPV, Trajectory Flight, Camera/Video Package Included: 1 x LS-E525 RC Quadcopter 1 x Transmitter 1 x 3.7V 1800mAh Lipo Battery (Can be choose the battery quantity when order) 1 x USB Charging Cable 4 x Protection Cover 4 x Spare Blades4