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Warrants (Details Textual) - $ / shares	Jun. 30, 2019	Dec. 31, 2018	Apr. 28, 2016
Warrants (Textual)
Warrants outstanding	1,000,000	1,000,000
Warrants issued	1,000,000	1,000,000
Exercise price	$ 1,230,000
Hangzhou Lianluo Ltd [Member]
Warrants (Textual)
Warrants issued for services			1,000,000
Exercise price			$ 2.20

X

- Definition

Number of warrants issued for the period.

+ References

No definition available.

+ Details

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Namespace Prefix:	llit_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

X

- References

No definition available.

+ Details

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Namespace Prefix:	llit_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Number of warrants issued for services.

+ References

No definition available.

+ Details

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Namespace Prefix:	llit_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Exercise price per share or per unit of warrants or rights outstanding.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(i)(4))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

+ Details

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Namespace Prefix:	us-gaap_
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X

- Definition

Number of warrants or rights outstanding.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(i))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

+ Details

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X

- Details

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Namespace Prefix:
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Balance Type:
Period Type: