1-60 km Optical Fiber Red Light Pen 5/10/15/20/30/50/60MW Red Light Source Light Pen, Specification: 50mW Red Filter-Charger width:10mm

width:10mm

5) No more tripping over leads on the floor

There are card slots on both sides

Does not affect the received signal

Carton Size 52cm * 52cm * 60cm / 20

1-60 km Optical Fiber Red Light Pen 5/10/15/20/30/50/60MW Red Light Source Light Pen, Specification: 50mW Red Filter-Charger width:10mm1. Material: ABS, aluminum alloy, electronic components 2. Features: high performance, laser chip, pulse continuous wave 3. Output power: 1 60mW 4. Wavelength: 650nm 5. Universal interface: 2. 5mm (FC SC ST LC) 6. Working temperature: minus 10 60 degrees Celsius 7. Batteries: AAA batteries x 2 (batteries are not included in delivery) 8. Standard interface 2. 5mm, suitable for FC SC ST LC 9. The metal head ceramic core can be replaced by yourself 10.