Annual report pursuant to Section 13 and 15(d)

Document and Entity Information

Document and Entity Information - USD ($)
12 Months Ended
Dec. 31, 2016
Mar. 17, 2017
Document And Entity Information    
Entity Registrant Name Focus Universal Inc.  
Entity Central Index Key 0001590418  
Document Type 10-K  
Document Period End Date Dec. 31, 2016  
Amendment Flag false  
Current Fiscal Year End Date --12-31  
Is Entity a Well-known Seasoned Issuer? No  
Is Entity a Voluntary Filer? No  
Is Entity's Reporting Status Current? Yes  
Entity Filer Category Smaller Reporting Company  
Entity Public Float   $ 51,862,059
Entity Common Stock, Shares Outstanding   34,574,706
Document Fiscal Period Focus FY  
Document Fiscal Year Focus 2016