8-Bit LED 8-Bit LED Digital Tube 8 Keys TM1638 Display Module

1.Size:75mmx48mm/2.95″x1.89″(inch) (approx).

2.The rated voltage: DC12V.

3.Voltage range: DC7.0 V-13.6 V.

4.The input power: 0.24 A.

5.The rated speed: 9500 R.P.M.

6.Bearing structure: free maintenance dual ball bearings.

7.Rotation direction: the wind from stents place eduction, facing the rotor counter-clockwise.

8.The wiring way: + red-black signal: blue (blue line, the alarm line speed, it is necessary to pay attention to). Line about 20 cm long.

9.Material qualitative material: glass fiber reinforced plastic, PBT shell, PA blades.

10.Function explain : electronic reversing the rotor dc fans, complete electronic directional control components.