Ann: Fluence Business Update for Q4 2020, page-23

I listened in to the webinar, and it was very specific, on the reason for the wide guidance on SPS
Covid headwinds may limit the ability to deliver the upper limit. In my words, if Covid remains as it is, the lower limit is in play, if it improves the upper is in play.

With vaccine rollout underway, its seems fair to expect significant improvement in the next 6 months

Also worth noting is in the results deck presentation FLC state "conservative guidance largely underpinned by existing agreements.

I recorded the webinar audio, so will try to post it later, hoping fluence will beat me to it, as my audio quality is poor