---
product_id: 119214835
title: "JW3116(85/1300/1310/1550nm) Optical Light Source"
brand: "joinwit"
price: "FREE"
currency: USD
in_stock: false
url: https://www.desertcart.us/products/119214835-jw3116-85-1300-1310-1550nm-optical-light-source
store_origin: US
region: United States of America
---

# JW3116(85/1300/1310/1550nm) Optical Light Source

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

## Quick Answers

- **What is this?** JW3116(85/1300/1310/1550nm) Optical Light Source 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/119214835-jw3116-85-1300-1310-1550nm-optical-light-source)

## Best For

- joinwit enthusiasts

## Why This Product

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

## Description

JW3116 Handheld Adjustable Light Source is Joinwit newly designed fiber optic tester, it aims at fiber network installation, fiber network engineering acceptance and fiber network maintenance. Combined usage with JW3216 handheld optical power meter, it offers a quick and accurate testing solution on both SM and MM fibers. The JW3116 provides 1 to 4 wavelengths and output power can be adjustable on customer requests. Also the JW3116 features good appearance, good touch feeling and considerate humanity design. Features Wave ID information can be transmitted when used with JW3216 Optical Power Meter. Tone generation, 270HZ,330HZ,1KHZ,2KHZ Output power can be adjustable Output power value is shown on LCD display Intelligent backlight control (light intensity can be adjusted properly according to ambient light, which greatly reduced power consumption) AA alkaline and AC adapter for power supply Low battery indication

## Features

- 850/1300/1310/1550nm Optical Light Source

## Images

![JW3116(85/1300/1310/1550nm) Optical Light Source - Image 1](https://m.media-amazon.com/images/I/21tH88UqeDL.jpg)
![JW3116(85/1300/1310/1550nm) Optical Light Source - Image 2](https://m.media-amazon.com/images/I/21tH88UqeDL.jpg)

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**Shop now:** [https://www.desertcart.us/products/119214835-jw3116-85-1300-1310-1550nm-optical-light-source](https://www.desertcart.us/products/119214835-jw3116-85-1300-1310-1550nm-optical-light-source)

---

*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-02-14*