5pack For Arduino DC5V/12V Valve Gear Stepper Motor Step Motor module 28BYJ-48

5V:
1. Diameter: 28mm
2. Voltage: 5V
3. The step angle: 5.625 x 1/64
4. Speed down ratio: 1/64
5. The 5 line 4 phase can use ordinary ULN2003 chip driver, it can be connected into the 2 phase and matched with the development board use, direct splicing, it is convenient to use stepper motor in the development board

12V:
Mainly used in Air Conditioner Louver , Small Cooling/Heating Fan etc., Stable and all technic parameters are qualified for national electronic standard of SJ/T10689-95.
Rated voltage ： 12VDC
Number of Phase ： 4
Speed Variation Ratio ： 1/64
Stride Angle ： 5.625° /64
DC resistance ： 200Ω±7%(25℃)
Idle In-traction ： 300Hz
Idle Out-traction ： 500Hz
In-traction Torque : >34.3mN.m(120Hz)
Self-positioning Torque : >34.3mN.m
Friction torque : 800-2200 gf.cm
Pull in torque : ≥450 gf.cm
Insulated resistance : >10MΩ(500V)
Insulated electricity power ：600VAC/1mA/1s
Insulation grade ：A
Rise in Temperature <35K(120Hz) Noise <35dB(120Hz,No load,10cm) Model ： 24BYJ-48 Package Included: 5 x DC 5V or 12V Gear Stepper Motor