Fipos VFL-250 fiber optic circuit breaker detector (optical pen), 2.5mm interface optical pen, excluding 1.25mm adapter. Output power: 5mW. Weight: 164g per piece, length: 1.25mm, adapter needs to be ordered separately, model: VFL-ADP

Features
• Visual Fault Locator is used for locating broken point in fibers . 
• Visual Fault Locator is equipped with a 650-nm visible laser diode , can be operated in continuous or pulse modes for clear noticeable results .
• One green LED indicator shows the operating mode
• Power switch on the end for battery on / off 
• Push button operate CW / Mod. (2.5 Hz frequency) / pause
• Clip pocket-size pen design
• Protective cap for extra protection
• Low Battery Indicator: The Status LED will turn to red when batteries are low.