---
product_id: 18041023
title: "JW3116 Adjustable Optical Light Source Fiber Optic Tester Meter 1310/1550nm"
brand: "joinwit"
price: "FREE"
currency: USD
in_stock: false
url: https://www.desertcart.us/products/18041023-jw3116-adjustable-optical-light-source-fiber-optic-tester-meter-1310
store_origin: US
region: United States of America
---

# Compact design 1310/1550nm wavelengths Adjustable output power JW3116 Adjustable Optical Light Source Fiber Optic Tester Meter 1310/1550nm

**Brand:** joinwit
**Price:** FREE
**Availability:** ❌ Out of Stock

## Summary

> 🔍 Illuminate Your Fiber Testing Experience!

## Quick Answers

- **What is this?** JW3116 Adjustable Optical Light Source Fiber Optic Tester Meter 1310/1550nm by joinwit
- **How much does it cost?** FREE with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/18041023-jw3116-adjustable-optical-light-source-fiber-optic-tester-meter-1310)

## Best For

- joinwit enthusiasts

## Why This Product

- Trusted joinwit brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Durable Build:** Engineered for longevity, withstands the rigors of daily use.
- • **Precision Testing:** Ensure optimal fiber performance with dual wavelength capabilities.
- • **Lightweight & Portable:** Easily fits in your toolkit, making it the go-to tester for on-the-go professionals.
- • **Versatile Applications:** Perfect for both fieldwork and lab settings, catering to all your testing needs.
- • **User-Friendly Interface:** Navigate effortlessly with an intuitive display for quick readings.

## Overview

The JW3116 Adjustable Optical Light Source Fiber Optic Tester Meter is a high-performance tool designed for professionals in the telecommunications industry. With dual wavelength capabilities at 1310nm and 1550nm, it ensures precise testing of fiber optic networks. Its user-friendly interface and durable design make it an essential addition to any technician's toolkit.

## Description

JW3116 Adjustable Optical Light Source Fiber Optic Tester Meter 1310/1550nm Model: JW3116 Operating wavelength(nm): 1310/1550nm Laser type: FP-LD Applicable Fiber: SM,MM Output Power(dBm): -5~-7 Adjustable Step(dBm): <0.5 Adjustable Range: ≥5 Stability(dB, 30min, 20°C): 0.15 Modulation(Hz): CW, 270, 330, 1K, 2K Fiber Port: FC/PC or SC/PC (optional, after ordering,please tell us which type of connector you want.) Alkaline Battery: 3*AA, 1.5V Power Supply Adaptor(V): 8.4 Battery Operating time(h): 45 without backlight Operation Temperature(°C): -10~+60 Storage Temperature(°C): -25~+70 Dimension(mm): 175 x 90 x 44.5 Weight (g): 231

## Features

- JW3116 Adjustable Optical Light Source Fiber Optic Tester Meter 1310/1550nm

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Joinwit |
| Item model number | JW3116 |
| Item Package Quantity | 1 |

## Images

![JW3116 Adjustable Optical Light Source Fiber Optic Tester Meter 1310/1550nm - Image 1](https://m.media-amazon.com/images/I/51Q7qPdBZ8L.jpg)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-02-20*