Weight:28 g Color: as picture show Size:75mmx48mm/2.95"x1.89"(inch) (approx) The rated voltage: DC12V Voltage range: DC7.0 V-13.6 V The input power: 0.24 A The rated speed: 9500 R.P.M Temperature range:-10.. 70 ° C Txpect life: 25 ° C L10 when expected life 50000 hours Bearing structure: free maintenance dual ball bearings Rotation direction: the wind from stents place eduction, facing the rotor counter-clockwise 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 The biggest air volume: 26.8 m? / h The electric motor protection : overload protection, wrong level protection and stall lock current protection Minimum wind pressure : 0.. 120 Pa Noise index : 41.9 dB (A) Material qualitative material: glass fiber reinforced plastic, PBT shell, PA blades Function explain : electronic reversing the rotor dc fans, complete electronic directional control components Including the following resources: 1. 8 key 2. 8 LED common cathode 3. 8 a digital tube common cathode Use TM1638 digital tube drive chip to drive common cathode LED digital tube How to connect: VCC GND 5V power supply, STB CLK DIO MCU I/O port This module for the chip TM1638, set the above three kinds of single chip microcomputer common peripheral circuit, the biggest characteristic is to simply take microcontroller three IO mouth can drive, scanning display and key scan don't need microcontroller intervention, only need to register to display data related to reading and writing or testing buttons, save MCU resources. Buy the module provides an example program. Wiring methods : VCC GND connected 5V supply, STB CLK DIO connected microcontroller IO port.

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