ACQUISITIONS (Details) - USD ($)	12 Months Ended
Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Prepaid and other current assets	$ 2,988,080	$ 1,324,161
Goodwill	9,645,686	$ 8,100,947	$ 8,197,818
Relec [Member]
Accounts receivable	632,910
Prepaid and other current assets	53,127
Inventories	993,968
Property and equipment	94,167
Customer relationships	900,000
Trade name	500,000
Accounts payable and accrued expenses	(556,982)
Net assets acquired	2,617,190
Goodwill	1,147,894
Purchase price	$ 3,765,084

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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The amount of inventory recognized as of the acquisition date.

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