Annual report pursuant to Section 13 and 15(d)

Document and Entity Information

Document and Entity Information - USD ($)
12 Months Ended
Dec. 31, 2019
Mar. 23, 2020
Jun. 28, 2019
Cover [Abstract]      
Entity Registrant Name TELKONET INC    
Entity Central Index Key 0001094084    
Document Type 10-K    
Document Period End Date Dec. 31, 2019    
Amendment Flag false    
Current Fiscal Year End Date --12-31    
Entity a Well-known Seasoned Issuer No    
Entity a Voluntary Filer No    
Entity's Reporting Status Current Yes    
Entity Filer Category Non-accelerated Filer    
Entity Public Float     $ 14,727,180
Entity Common Stock, Shares Outstanding   135,990,491  
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2019    
Entity Emerging Growth false    
Entity Small Business true    
Entity Shell Company false    
Entity FIle Number 001-31972    
Entity Interactive data current Yes    
Entity Incorporation State UT