Quote Originally Posted by razerdave View Post
Take it from me, you will need to upgrade .

Dan Laybourn is working on a code for the Botbitz 20A, because it's the same make as the TZ85's. This means no random failsafing, and with a 3A BEC and the capability of 4S +, it's going to be a good move for beetles .
I'm gonna begin work soon but its modifying the open source code available from botbitz for the f-20a and f-30a for the spectrum kit. For specs, just look on hobbyking but when I've had a go, I'll publish the results online.