KPM-35 Power Meter 2.5mm universal interface ±0.2 dB accuracy0.01 dB ResolutionMeasurement Range -70~+10dBm Manual calibrationWaterproof keys suitable for various outdoor environments Silicone jacket, anti-drop 2m Equipped with LED light, not afraid of the dark Wavelengths 850-1625nm Product Parameter: Wavelengths(nm) 850/980/1300/1310/1490/1550/1625(nm) Measurement Range -70+10dBm Optical Connector 2.5mm universal interface Power Supply Alkaline battery (3AA 1.5V battery) Resolution 0.01dB Working Temperature -10+60(°C) Storage Temperature -25+70(°C) Dimensions/Weight 160*85*45mm/220g KLS-35 Optical Light Source (1) 2.5mm universal interface + SC Adaptor (2) Typical output power: -5dB (3) Wavelengths : 1310 1550nm (1) Drop proof: 2m (2) Low power function display (3) Waterproof key suitable for all kinds of outdoor environments (1) Silicon shell protection design: shock proof & drop proof (2) LED backlight Product Specifications： Output Power -5dB Optical Connector SC+ 2.5mm universal Power Supply Alkaline Battery(3 AA 1.5V batteries) Output Stability ±0.05dB/15mins; ±0.1dB/ 8hours Modulation Frequencies CW, 270Hz, 1KHz, 2KHz Dimensions / Weight 160x85x45mm / 220g KLS-35-S 1310+1550nm [Foundation] KomShine Technologies Limited is found in April 2015, its headquarter is located in Nanjing, China, providing a variety of support services related to design, manufacturing, and after-sales service for Optical Fiber Communication products. [Certification] KomShine Technologies Limited is a high-tech enterprise providing service of R&D, manufacturing and selling, has passed the Great Wall ISO9001, Quality System Certification, and the EU CE Security and RoHS certification. [Products] The Optical Fiber Communication products of KomShine Technologies Limited have a high performance-price ratio, considerate service, and complete supporting facilities. The series of products such as optical fiber fusion splicer, OTDR, optical fiber end detector and optical fiber end cleaner are deeply favored by users at home and abroad. [Application Fields] KomShine products have been widely used in communications, radio and television, power, port, and other optical fiber network engineering, as well as optical passive device production, scientific research institutes, and other fields. Remarks: It is now in hot sale season. If you find it is out of F B A stock, we will ship it from our USA local warehouse, which is also very fast.If you find that you get a bad one, don't worry! Take a picture or video to us through Amazon chatting window, we will arrange the new one to you immediately! It's our promise from Komshine!