Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

Document and Entity Information - shares
9 Months Ended
Sep. 30, 2019
Oct. 31, 2019
Cover [Abstract]    
Entity Registrant Name TELKONET INC  
Entity Central Index Key 0001094084  
Document Type 10-Q  
Document Period End Date Sep. 30, 2019  
Amendment Flag false  
Current Fiscal Year End Date --12-31  
Is Entity's Reporting Status Current? Yes  
Entity Filer Category Non-accelerated Filer  
Entity Emerging Growth Company false  
Entity Small Business true  
Entity Ex Transition Period false  
Entity Common Stock, Shares Outstanding   135,633,350
Document Fiscal Period Focus Q3  
Document Fiscal Year Focus 2019  
Entity FIle Number 001-31972  
Entity Interactive data current Yes  
Entity Incorporation State UT