---
product_id: 64366831
title: "Holosun RedDot sight HS403A with dot reticle, robust PARALOW Micro Reflex visor with automatic on and off switching incl. sight raiser"
brand: "picotronic"
price: "NT$18952"
currency: TWD
in_stock: false
category: "Electronics"
url: https://www.desertcart.tw/products/64366831-holosun-reddot-sight-hs403a-with-dot-reticle-robust-paralow-micro
store_origin: TW
region: Taiwan
---

# Holosun RedDot sight HS403A with dot reticle, robust PARALOW Micro Reflex visor with automatic on and off switching incl. sight raiser

**Brand:** picotronic
**Price:** NT$18952
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** Holosun RedDot sight HS403A with dot reticle, robust PARALOW Micro Reflex visor with automatic on and off switching incl. sight raiser by picotronic
- **How much does it cost?** NT$18952 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/64366831-holosun-reddot-sight-hs403a-with-dot-reticle-robust-paralow-micro)

## Best For

- picotronic enthusiasts

## Why This Product

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

## Description

The product HS403A is a red-dot-sight with dot reticle.Please notice the bevelled objective lens which avoids reflexes from e.g. sunlight.The Red Dot Sight requires only a few microamperes as operating current. This allows an operating time up to 50,000 hours withonly one battery (depending on brightness of red dot).Auto power on/off: The sight will be automatically turned off after not being used for 8 hours.- Holosun Red Dot Sight HS403A- Reticle: 2MOA Dot- Brightness adjustment, 12 settings for the intensity of the red dot in order to match the ambient light conditions- Base: Picatinny/Weaver, compatible with different mounts on request- Mount: incl. removable high riser mount- Lens Size: 20mm- Lifetime LED Technology - 50.000h dot- Nitrogen filling- incl. dust covering- Warranty: 3 yearsWith this red-dot-sight you acquired a high quality and innovative product. Sights from Holosun are handy and robust Red Dot Sights. They are used for hunting and shooting as well as for military and police applications.In addition to the efficient LED-Technology, our Holosun products feature, depending on the product type, a switchableCircle Dot, electronic motion sensors and solar cells. The cells provide energy for autonomous power supply.Our products can be used in combination with night vision devices. Holosun sights are designed for open target acquisition.They allow to focus on the target with both eyes open. Likewise the viewing distance is irrelevant. Hereby the target acquisition accelerates significantly. Because of the parallax free construction, the reticle always remains at the same position.Main Parameters• Operating Voltage: 3V DC• Operating Temperature: -30°C - 60°C• Storage Temperature: -40°C - 70°CTechnical Parameters• RoHS: yesElectrical Parameters• Battery: CR2032

## Features

- Bevelled front lens
- Battery CR2032
- Protection class IP67
- Housing Color black
- Material 6061 Duraluminium

## Images

![Holosun RedDot sight HS403A with dot reticle, robust PARALOW Micro Reflex visor with automatic on and off switching incl. sight raiser - Image 1](https://images-eu.ssl-images-amazon.com/images/I/41q10avr77L.jpg)
![Holosun RedDot sight HS403A with dot reticle, robust PARALOW Micro Reflex visor with automatic on and off switching incl. sight raiser - Image 2](https://images-eu.ssl-images-amazon.com/images/I/41brPvZ89nL.jpg)
![Holosun RedDot sight HS403A with dot reticle, robust PARALOW Micro Reflex visor with automatic on and off switching incl. sight raiser - Image 3](https://images-eu.ssl-images-amazon.com/images/I/41%2Bw3fLhdQL.jpg)
![Holosun RedDot sight HS403A with dot reticle, robust PARALOW Micro Reflex visor with automatic on and off switching incl. sight raiser - Image 4](https://images-eu.ssl-images-amazon.com/images/I/41iNb-EZwnL.jpg)
![Holosun RedDot sight HS403A with dot reticle, robust PARALOW Micro Reflex visor with automatic on and off switching incl. sight raiser - Image 5](https://images-eu.ssl-images-amazon.com/images/I/41V6xGX9YIL.jpg)

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*Product available on Desertcart Taiwan*
*Store origin: TW*
*Last updated: 2026-02-08*