Dimension information: 
Diameter: 28mm 
Body length: 19mm 
For more information of the outline drawing, pls check our web: www.mabusii.com 

Technical performance: 
28BYJ48 
Working voltage: 12V 
Resistance per phase: 300 
Operation Frequency: 100PPS 
Pull in torque: 35mNm Min. 
Detent torque: 24.5mNm Min. 
Max. No load pull in frequency: 500PPS Min. 
Max. No load pull out frequency: 800PPS Min. 
Noise db: Less than 40 
Step Angles: 1-2phase 5.625degree/64 
Insulation Class: A