Executive Summary - Specification and Supply PositionTL;DR - The Mistairhome WL-SM07M (STD) holds 250 mL and mists 48 mL per hour or 22.6 mL per hour, which is 5.2 hours and 11.1 hours per fill; it covers 13 sq m (136 sq ft) at a 2.6 m ceiling and measures 21.7 dB on the high step and 18.9 dB on the sleep step; it draws 2.2 W and takes its supply from USB-C 5V/0.5A; the humidistat holds target band 40 to 70 percent in 5 percent steps, held within 4 percent over Bluetooth Low ···