XML 54 R38.htm IDEA: XBRL DOCUMENT v3.21.2
2. SUMMARY OF SIGNIFICANT POLICIES - Schedule of Inventories Current (Details) - USD ($)
Jun. 30, 2021
Sep. 30, 2020
Property, Plant and Equipment [Line Items]    
Inventory $ 4,040,407
Batteries And Solar Panels [Member]    
Property, Plant and Equipment [Line Items]    
Inventory, Raw Materials and Supplies, Gross 3,033,075  
Supplies And Other Materials [Member]    
Property, Plant and Equipment [Line Items]    
Inventory, Raw Materials and Supplies, Gross $ 1,007,332