Dc fan 7025 cooler fan 70*70*25 blower
various mounting angles. However, caution should be used to prevent
the product from falling and impact damaging the ball bearing, which could lead to noise and shortened product life-time.
1． Advantages of Ball Bearing
A． Steel ball bearings have an operating life much longer than that of sleeve bearings.
B． However, the product must avoid rough handling or being dropped on the ground.