---
product_id: 627349878
title: "Blackt Electrotech(BT31WH) : Motion Sensor Light Switch Outdoor AC 220V Automatic Infrared PIR Motion Sensor Switch"
brand: "blackt electrotech"
price: "€ 28.45"
currency: EUR
in_stock: true
reviews_count: 5
url: https://www.desertcart.fr/products/627349878-blackt-electrotech-bt31wh-motion-sensor-light-switch-outdoor-ac-220v
store_origin: FR
region: France
---

# AC 220-250V Power 180° Wide Detection Angle Adjustable Ambient Light 3-2000 Lux Blackt Electrotech(BT31WH) : Motion Sensor Light Switch Outdoor AC 220V Automatic Infrared PIR Motion Sensor Switch

**Brand:** blackt electrotech
**Price:** € 28.45
**Availability:** ✅ In Stock

## Summary

> 🚨 Light up your space, not your bills!

## Quick Answers

- **What is this?** Blackt Electrotech(BT31WH) : Motion Sensor Light Switch Outdoor AC 220V Automatic Infrared PIR Motion Sensor Switch by blackt electrotech
- **How much does it cost?** € 28.45 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fr](https://www.desertcart.fr/products/627349878-blackt-electrotech-bt31wh-motion-sensor-light-switch-outdoor-ac-220v)

## Best For

- blackt electrotech enthusiasts

## Why This Product

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

## Key Features

- • **Energy-Smart Design:** Adjust ambient light sensitivity (3-2000 Lux) to save power and cut costs without sacrificing safety.
- • **Wide-Angle Coverage:** 180° detection angle ensures no movement goes unnoticed, perfect for outdoor security.
- • **Robust Load Capacity:** Supports up to 1200W max load, ideal for various outdoor lighting setups.
- • **Effortless Automation:** Seamlessly activates lights with precise PIR infrared sensing for hands-free convenience.
- • **Sleek & Simple Installation:** Wall-mounted design fits 1.8-2.5m height for optimal sensor performance and easy setup.

## Overview

The Blackt Electrotech BT31WH is a high-performance outdoor motion sensor light switch operating on AC 220-250V. Featuring a 180° PIR infrared detection angle and adjustable ambient light sensitivity from 3 to 2000 Lux, it supports loads up to 1200W. Designed for easy wall mounting at 1.8-2.5 meters, it combines energy efficiency, security, and automation to elevate your outdoor lighting experience.

## Description

Blackt Electrotech Pir Motion Sensor The product is a new energy saving device, adopts good sensitivity detector, itegrated ckt. It brings together automation, convenience, safety, energy saving and physical functions. It works by receiving infrared rays from human movement. Automatic Light Control Sensor Pir Motion Sensor with Light Sensor Energy Saving Motion Detector Wall Mounted Easy.

## Features

- Operating Volt: AC 220-250V 50Hz-60Hz.
- Load power: Upto 300/1200W Max & Ambient Light: 3-2000 (Adjuestable)
- Detecting Angle: 180 Degree. & Installtion Hight: 1.8-2.5 Mtr

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Asin | B07PS15G7J |
| Best Sellers Rank | #40 in Motion-Activated Wall Switches |
| Date First Available | 14 March 2019 |
| Item Model Number | BT31WH |
| Manufacturer | Blackt Electrotech |
| Product Dimensions | 6 x 21 x 4 cm; 220 g |

## Product Details

- **Brand:** Blackt Electrotech
- **Colour:** White and Grey
- **Item weight:** 220 Grams
- **Maximum range:** 12 Meters
- **Mounting type:** Wall Mount

## Images

![Blackt Electrotech(BT31WH) : Motion Sensor Light Switch Outdoor AC 220V Automatic Infrared PIR Motion Sensor Switch - Image 1](https://m.media-amazon.com/images/I/51uDy6qnSkL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great sensor
*by  on Reviewed in India 25 July 2026*

Its good. Connected to a downlight. And Works really wellSensitivity is Great and very practical.. can easily sense over 5-7 meters.

### ⭐⭐⭐⭐ Good product
*by  on Reviewed in India 4 April 2023*

The product is good, but sometimes the sensor doesn't work

### ⭐⭐⭐⭐⭐ No issue
*by  on Reviewed in India 21 June 2025*

After using of 1.5 years , fully satisfied. No issue go for it .

## Frequently Bought Together

- Blackt Electrotech(BT31WH) : Motion Sensor Light Switch Outdoor AC 220V Automatic Infrared PIR Motion Sensor Switch
- Blackt Electrotech Waterproof 230Volt Auto Day/Night on and Off Photocell, LDR Sensor Switch for Lighting 2 Pieces Pack
- Blackt Electrotech PIR Sensor Light and Energy Saving Motion Detector Wall Mounted Switch (White)

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**Shop now:** [https://www.desertcart.fr/products/627349878-blackt-electrotech-bt31wh-motion-sensor-light-switch-outdoor-ac-220v](https://www.desertcart.fr/products/627349878-blackt-electrotech-bt31wh-motion-sensor-light-switch-outdoor-ac-220v)

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*Product available on Desertcart France*
*Store origin: FR*
*Last updated: 2026-08-30*