It's the Wing Gundam as interpreted in the styling of Gundam Wing Endless Waltz by Hajime Katoki and featured prominently in the Glory of Losers manga.
Features a Buster rifle with additional ammo cartridges, shield, beam saber, and pop up machine cannons in chest.
Can transform into bird mode through rotating parts of the body. Comes with 9 Runners, 1 sticker, and an Instruction Manual.
 
 
This is a plastic model kit and assembly is required.