The test tool sends a visible light on the connection of the cable, if that is visible at the end, there is no interruption!

Specifications:

• 2.5 mm Universal Adapter (FC.SC.ST)
• Output wavelength 650nm
• Output 5dBm
• Reach 8.5 Km
• Operating temperature -10 ° C ~ +50 ° C
• Storage temperature -20 ° C ~ +65 ° C
• Power supply 12V type 23A battery (included)
• Dimensions Dia. 2 cm X 12.5 cm
• Weight 40g
  

General information:

• Type Test Tool
• Laser Technology
• Optical Input, FC / PC
• Color: gray / black
• with LED display