STEPLESS CONTROLLER: Small 120mmx4 computer fans with speed controller,wide range of speed choice,you can easily adjust the speed from silent(1000rpm) to high speed(3000rpm) according to different applications.
BIG AIRFLOW 93CFMX4: The AC powered 480mm fan with full speed 3000rpm around 93cfmx4 (while others are 2500rpm 85cfmx2) for those who need high power fans.
LONG LASTING DUAL BALL: High speed 480mm brushless ventilation fan with dual ball bearing provide longer lifespan up to 6000 -100000 hours (over 6years).
MAGNETIC SCREW INSTALLATION:Features upgraded magnetic screws that snap securely to any metal surface without aligning holes. perfect for iron spaces, enabling flexible DIY setups with rock-solid hold.
QUICK MAGNETIC & SCREW-LOCK STABILITY MOUNTING:Choose magnetic screws for quick metal surface attachment, or screw-lock for vibration-proof permanence.Widely used for router,amplifier,cabinet,green house,fish tank,dog kennels,plant sheds ventilation and other diy cooling project.
