Also: clean, transparent measurements with blanks and calibrations, replicated by at least one, better two, major test organization with no interest in the outcome. SRI does not qualify.
You really have someone who can do that, Jed? All requirements in one device? Where have you been hiding it?
Looked at it in the past. From memory, no single system with adequate output as per above had the high COP and also the long duration, not to mention replication by credible labs.
Moving the goal posts. Again.