DEWIN KLS-25M Dual-wavelength Handheld Light Source with Universal Optical Connector for Stable Output,Portable Optical Power Meter

• Working continuously for 46 hours, it can be used for telecommunications repair and cable TV repair.
• One port outputs 1 to 3 wavelengths, entitled with high stability, it is with built-in optical isolator.
• With dual wavelength, being stable, it can be handled for portable use. Meanwhile, it is with universal optical connector.
• Made of high quality material, being practical and durable, it is entitled with extremely meaningful function.(The appearance may have small changes from the old version,but the functions are the same,please don't worry about)
• Passing the fiber optic laboratory test, it can also be applicated to other fiber optic measurements.

Specification: Item Type: Dual wavelength handheld stable light source Wavelength: 1310+1550nm Output Power: -5dB Optical Connector: For FC+SC+2.5mm universal (1.25mm LC optional) Power: Alkaline battery (2 x AAA 1.5V battery, not included) Output Stability: ±0.05dB / 15mins; ±0.1dB/8 hours Modulation Frequency: CW, 270Hz, 1KHz, 2KHz Package List: 1 x Dual Wavelength Handheld Stable Light Source1 x Adapter Interface1 x Bag1 x Instruction Manual