---
product_id: 771574413
title: "Blackt Electrotech (BT31WH: Outdoor Motion Sensor Light Switch AC 220V Automatic Infrared PIR Motion Sensor"
brand: "blackt electrotech"
price: "$232"
currency: MXN
in_stock: false
reviews_count: 5
url: https://www.desertcart.mx/products/771574413-blackt-electrotech-bt31wh-outdoor-motion-sensor-light-switch-ac-220v
store_origin: MX
region: Mexico
---

# AC 220-250V power Adjustable ambient light 3-2000 lux 180° wide detection angle Blackt Electrotech (BT31WH: Outdoor Motion Sensor Light Switch AC 220V Automatic Infrared PIR Motion Sensor

**Brand:** blackt electrotech
**Price:** $232
**Availability:** ❌ Out of Stock

## Summary

> 💡 Light up your space, not your bills — smart sensing made stylish!

## Quick Answers

- **What is this?** Blackt Electrotech (BT31WH: Outdoor Motion Sensor Light Switch AC 220V Automatic Infrared PIR Motion Sensor by blackt electrotech
- **How much does it cost?** $232 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.mx](https://www.desertcart.mx/products/771574413-blackt-electrotech-bt31wh-outdoor-motion-sensor-light-switch-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

- • **Safety Meets Style:** Sleek white-grey design blends into modern spaces while enhancing security and energy savings.
- • **Energy-Smart Power Handling:** Supports up to 1200W load, optimizing energy use without compromising performance.
- • **Tailored Brightness Control:** Adjust ambient light sensitivity from twilight to daylight for perfect activation timing.
- • **Seamless Automation, Zero Hassle:** Effortlessly triggers lights with precise PIR infrared sensing for ultimate convenience.
- • **Flexible Installation, Perfect Fit:** Mounts easily between 1.8-2.5m with adjustable sensor angles for customized coverage.

## Overview

The Blackt Electrotech BT31WH is a high-sensitivity outdoor PIR motion sensor light switch operating on AC 220-250V. Featuring a 180° detection angle and adjustable ambient light sensitivity (3-2000 lux), it supports loads up to 1200W. Designed for wall mounting at 1.8-2.5m height, it offers flexible sensor positioning to maximize coverage, combining energy efficiency, safety, and modern aesthetics.

## 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

Review: have been using it since 2 weeks and the product is performing well... The motion sensor range is good and and the light switches off as the per the desired time. Also the option of moving the sensor up and down and right and left is very useful. I am using it on the staircase...
Review: The product is good, but sometimes the sensor doesn't work

## Features

- Operating Voltage: AC 220-250V 50Hz-60Hz
- Charging power: up to 300/1200W max. and Ambient Light: 3-2000 (Adjustable)
- Detection angle: 180 degrees Installation height: 1.8-2.5 m

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07PS15G7J |
| Batteries Required? | No |
| Colour | White and Grey |
| Customer Reviews | 3.9 3.9 out of 5 stars (544) |
| Date First Available | 30 Sept. 2019 |
| Included Components | fake |
| Item Package Quantity | 1 |
| Item Weight | 220 g |
| Item model number | BT31WH |
| Manufacturer | Blackt Electrotech |
| Part Number | BT-31460 |
| Plug profile | Wall Mount |
| Power Source | Corded Electric |
| Product Dimensions | 6 x 21 x 4 cm; 220 g |
| Size | Standard |
| Voltage | 230 Volts |
| Wattage | 300 watts |

## Product Details

- **Brand:** Blackt Electrotech
- **Colour:** White and Grey
- **Item weight:** 220 Grams
- **Maximum range:** 12 Metres
- **Power source:** Corded Electric

## Images

![Blackt Electrotech (BT31WH: Outdoor Motion Sensor Light Switch AC 220V Automatic Infrared PIR Motion Sensor - Image 1](https://m.media-amazon.com/images/I/21cZwWGQXZL.jpg)
![Blackt Electrotech (BT31WH: Outdoor Motion Sensor Light Switch AC 220V Automatic Infrared PIR Motion Sensor - Image 2](https://m.media-amazon.com/images/I/31Q+YKHJWFS.jpg)
![Blackt Electrotech (BT31WH: Outdoor Motion Sensor Light Switch AC 220V Automatic Infrared PIR Motion Sensor - Image 3](https://m.media-amazon.com/images/I/41ZvL40cSIL.jpg)
![Blackt Electrotech (BT31WH: Outdoor Motion Sensor Light Switch AC 220V Automatic Infrared PIR Motion Sensor - Image 4](https://m.media-amazon.com/images/I/41cxGtHryTL.jpg)
![Blackt Electrotech (BT31WH: Outdoor Motion Sensor Light Switch AC 220V Automatic Infrared PIR Motion Sensor - Image 5](https://m.media-amazon.com/images/I/41h-q+1WJRL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by K***L on 22 July 2025*

have been using it since 2 weeks and the product is performing well... The motion sensor range is good and and the light switches off as the per the desired time. Also the option of moving the sensor up and down and right and left is very useful. I am using it on the staircase...

### ⭐⭐⭐⭐ Review
*by A***M on 4 April 2023*

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

### ⭐⭐⭐⭐⭐ Review
*by J***O on 8 July 2025*

Works like a charm. Easy to connect to the switch. Used this for a DIY connect to a strip light. Good luck

## 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.mx/products/771574413-blackt-electrotech-bt31wh-outdoor-motion-sensor-light-switch-ac-220v](https://www.desertcart.mx/products/771574413-blackt-electrotech-bt31wh-outdoor-motion-sensor-light-switch-ac-220v)

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*Product available on Desertcart Mexico*
*Store origin: MX*
*Last updated: 2026-02-24*