Review on 💨 Upgrade Your PC Cooling: Silent Operation 140mm Case Fan 3-Pack with Advanced Hydraulic Bearing - uphere by Shane Jenkins

I use these fans to circulate the air in my outdoor motor home. The airflow from these fans is really very weak and pretty bad. inches, but they also seem to use very little power, and my lithium batteries seem to last a long time. Their lithium batteries last about 1 week on a single charge at low airflow. Air outlet, but also only works 4 days