Concentrations (Details Narrative) - USD ($)	12 Months Ended
	Apr. 30, 2025	Apr. 30, 2024
Concentration Risk [Line Items]
Cash FDIC insured amount	$ 250,000
Uninsured amount	$ 5,183,000	$ 6,494,000
Sales Security Alarm [Member] | Customer Concentration Risk [Member] | Customer [Member]
Concentration Risk [Line Items]
Percentage of concentration risk	37.00%	37.00%
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Customer [Member]
Concentration Risk [Line Items]
Percentage of concentration risk	56.00%	56.00%
Sales (Security Switch) [Member] | Customer Concentration Risk [Member] | Customer [Member]
Concentration Risk [Line Items]
Percentage of concentration risk	89.00%	90.00%
Wells Fargo Bank [Member]
Concentration Risk [Line Items]
Uninsured amount	$ 881,000	$ 151,000