Just to clarify, this is what I have on the Yeti modes from WDI.
A mode - full range of motion.
B1 mode - limited range of Yeti motion (most people probably wouldn't be able to distinguish between B1 mode and A mode).
B2 mode - no Yeti motion, fans/strobes only.
A mode - full range of motion.
B1 mode - limited range of Yeti motion (most people probably wouldn't be able to distinguish between B1 mode and A mode).
B2 mode - no Yeti motion, fans/strobes only.