--- product_id: 771574413 title: "Blackt Electrotech (BT31WH: Outdoor Motion Sensor Light Switch AC 220V Automatic Infrared PIR Motion Sensor" brand: "blackt electrotech" price: "FREE" currency: EUR in_stock: false url: https://www.desertcart.pt/products/771574413-blackt-electrotech-bt31wh-outdoor-motion-sensor-light-switch-ac-220v store_origin: PT region: Portugal --- # 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:** FREE **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?** FREE with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/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 ## 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 | | Antenna Location | light sensor | | Brand | Blackt Electrotech | | Colour | White and Grey | | Compatible Devices | Light | | Customer Reviews | 3.9 3.9 out of 5 stars (575) | | Frequency | 50 Hz | | Included Components | fake | | Item Weight | 220 Grams | | Manufacturer | Blackt Electrotech | | Maximum Range | 12 Metres | | Model Number | BT31WH | | Mounting Type | Wall Mount | | Number of Items | 1 | | Part Number | BT-31460 | | Power source | Corded Electric | | UPC | 710918665504 | ## 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/51uDy6qnSkL.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/21cZwWGQXZL.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) ## 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) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.pt/products/771574413-blackt-electrotech-bt31wh-outdoor-motion-sensor-light-switch-ac-220v](https://www.desertcart.pt/products/771574413-blackt-electrotech-bt31wh-outdoor-motion-sensor-light-switch-ac-220v) --- *Product available on Desertcart Portugal* *Store origin: PT* *Last updated: 2026-09-16*