The installed weight is about 40g, safe, integrated with the body, will not damage the and can be airdropped USB charging for thrower, quick Releases, remote control (nonrechargeable) for 1click delivery control Suitable for 3 it can be used for remote delivery, such as throwing baits, wedding The bottom landing gear is effectively raised by 21mm, allowing for takeoffs and landing in uneven ground environment, effectively protecting the safetys of the aircraft easy throwing allows you to showcases and create more possibilities