Executive Summary - Specification and Supply PositionTL;DR - The Mistairhome WL-SH04Q (PLUS) holds 405 mL and mists 52 mL per hour on the high mist step or 25.4 mL per hour on the low mist step, which is 7.8 hours of continuous running and 15.9 hours on the low mist step per fill; it covers 14 sq m (147 sq ft) at a 2.6 m ceiling, measures 20.7 dB at 1 m in operation, draws 2.3 W on the high step and runs from USB-C 5V/1A; the pack is 2200 mAh lithium polymer giving 6.9 hours ···