I Baby 1 of my solos..the other i bought for parts..( which will be hard to find soon).but it is fully functional...so I am no so easy with it...the solo really performs.. I run my second one wide open just to see what the solo can do. .its never faultered one time..amazing drone to bad itsabout to die:-(Going to use my solo's for work one day so I baby them, the green cube solo I have I bought for $79.00 before all the mods of course..That thing is a beast I wonder what it will clock at full out? Huuummmm?