Generally
speaking,the wire set on the post is loose and not neat.wire tightener
could easily tighten the wire and solve this problem.
After
used for a while,the adjacent lines are likely to loose and result in
false alarm.this situation also needs tightener!
Features:
Antioxidation
Antipressure
High
tensity
Corrosion
resistance
1.3kg Automatic CE Certified Fire Extinguisher fireball FT-13B
Wire-Wire Linker
12V 3A output UPS Power Supply for Access Control-UPS12V3A
Pull Rod Insulator 





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