v3.22.1
Summary of significant accounting policies (Details) - Schedule of Revenue from External Customers by Product or Service - USD ($)
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Revenue from External Customer [Line Items]    
Revenues $ 293,233 $ 335,726
Revenues, Percentage 100.00% 100.00%
Interest Income [Member]    
Revenue from External Customer [Line Items]    
Revenues $ 71  
Revenues, Percentage 0.00%  
Solar PV Residential and Commercial Sales [Member]    
Revenue from External Customer [Line Items]    
Revenues $ 229,151 $ 320,464
Revenues, Percentage 78.00% 96.00%
Air Conditioning Sales and Services [Member]    
Revenue from External Customer [Line Items]    
Revenues $ 58,017 $ 6,540
Revenues, Percentage 20.00% 2.00%
ABCO LED and Energy Efficient Lighting [Member]    
Revenue from External Customer [Line Items]    
Revenues $ 5,994 $ 8,722
Revenues, Percentage 2.00% 2.00%