v3.22.1
Summary of significant accounting policies (Details) - Schedule of Revenue from External Customers by Product or Service - USD ($)
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Revenue from External Customer [Line Items]    
Revenues $ 1,372,410 $ 1,161,106
Revenues, Percentage 100.00% 100.00%
Interest Income [Member]    
Revenue from External Customer [Line Items]    
Revenues $ 312 $ 340
Revenues, Percentage 0.00% 0.00%
Solar PV Residential and Commercial Sales [Member]    
Revenue from External Customer [Line Items]    
Revenues $ 1,181,805 $ 938,633
Revenues, Percentage 86.00% 81.00%
Air Conditioning Sales and Services [Member]    
Revenue from External Customer [Line Items]    
Revenues $ 65,128 $ 28,800
Revenues, Percentage 5.00% 2.00%
ABCO LED and Energy Efficient Lighting [Member]    
Revenue from External Customer [Line Items]    
Revenues $ 125,165 $ 193,333
Revenues, Percentage 9.00% 17.00%