v3.25.2
Cover - USD ($)
 3 Months Ended 12 Months Ended
Jun. 30, 2025
Jun. 30, 2025
Sep. 29, 2025
Dec. 31, 2024
Cover [Abstract]        
Document Type   10-K    
Amendment Flag   false    
Document Annual Report   true    
Document Transition Report   false    
Document Period End Date   Jun. 30, 2025    
Document Fiscal Period Focus   FY    
Document Fiscal Year Focus   2025    
Current Fiscal Year End Date   --06-30    
Entity File Number   001-14891    
Entity Registrant Name   FRANKLIN WIRELESS CORP.    
Entity Central Index Key   0000722572    
Entity Tax Identification Number   95-3733534    
Entity Incorporation, State or Country Code   NV    
Entity Address, Address Line One   3940 Ruffin Road    
Entity Address, Address Line Two   Suite C    
Entity Address, City or Town   San Diego    
Entity Address, State or Province   CA    
Entity Address, Postal Zip Code   92123    
City Area Code   858    
Local Phone Number   623-0000    
Title of 12(b) Security   Common Stock, par value $.001 per share    
Trading Symbol   FKWL    
Security Exchange Name   NASDAQ    
Entity Well-known Seasoned Issuer   No    
Entity Voluntary Filers   No    
Entity Current Reporting Status   Yes    
Entity Interactive Data Current   Yes    
Entity Filer Category   Non-accelerated Filer    
Entity Small Business   true    
Entity Emerging Growth Company   false    
Entity Shell Company   false    
Entity Public Float       $ 40,364,000
Entity Common Stock, Shares Outstanding     11,784,280  
Document Financial Statement Error Correction [Flag]   false    
ICFR Auditor Attestation Flag   false    
Rule 10b5-1 Arrangement Adopted [Flag] false      
Non-Rule 10b5-1 Arrangement Adopted [Flag] false      
Rule 10b5-1 Arrangement Terminated [Flag] false      
Non-Rule 10b5-1 Arrangement Terminated [Flag] false      
Award Timing MNPI Considered [Flag]   true    
Auditor Firm ID   2485    
Auditor Name   Simon & Edward, LLP    
Auditor Location   Rowland Heights, CA