BDC625 can use 1.2 m / 2.4 m rail
Rail and rail can connection
It have 610 mm blade and 1 pcs water pump inside
https://youtu.be/3kNYEOBNFu8?si=1B7d9V2m4RznENew
Testing video :https://youtu.be/ZUOpz9rTxfg?si=yuh_OmeQd9FJ8lRQ