How Long will the 24V-MSTFAN-LTE run for? The 24V-MSTFAN-LTE provides comfortable cooling for up to 4 hours and 30 minutes while using the included 24-Volt iONMAX 2.0 Ah lithium-ion battery. Related articles What is the range of the mist? vWhat is the ideal use for the 24V-JB-LTE? How do I assemble my 24V-TB-LTE? Will my old Plug-in charger (ICHRG24-AC) work with my new battery? How can I make the bag last longer?