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18W LED Security Light (Dusk to Dawn & Motion Sensor)

The 18W LED Security Light (Dusk to Dawn & Motion Sensor) is a weatherproof outdoor light with automatic sensing, priced at $39.99. Ideal for driveways and entryways, it delivers bright, energy-efficient illumination when motion is detected or at nightfall.

$39.99

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Key features

  • Automatic dusk-to-dawn and motion sensing
  • 1,800 lumens brightness with 18W power use
  • Weather-resistant outdoor-rated design
  • Wide-angle motion detection up to 120°
  • Energy-saving LED with 50,000-hour lifespan
  • Easy retrofit installation in existing fixtures
  • Cool white 5000K light for clear visibility

Pros

  • +Saves energy with efficient LED performance
  • +Reliable dual-sensor automatic operation
  • +Bright output enhances nighttime security
  • +Durable for long-term outdoor use
  • +Simple installation for DIY users
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Cons

  • Motion range shorter than high-end models
  • Fixed sensor angle limits customization

About 18W LED Security Light (Dusk to Dawn & Motion Sensor)

What is 18W LED Security Light (Dusk to Dawn & Motion Sensor)?

The 18W LED Security Light (Dusk to Dawn & Motion Sensor) from SANSI LED Lighting is a high-efficiency outdoor lighting solution designed to enhance home security and visibility. Using advanced LED technology, this fixture produces up to 1,800 lumens of bright white light while consuming only 18 watts, making it an energy-saving alternative to traditional floodlights. Built with a dusk-to-dawn sensor and motion detection, it automatically activates at night when movement is detected, providing hands-free operation and improved safety around homes and commercial properties.

Key features

  • Automatic Operation — Combines dusk-to-dawn and motion-sensing technology for hands-free lighting.
  • Bright Illumination — Delivers 1,800 lumens to light up driveways, yards, and entry points.
  • Energy Efficient — Uses only 18W of power, reducing electricity costs compared to halogen lights.
  • Weather Resistant — Rated for outdoor use with durable construction to withstand rain and temperature changes.
  • Wide Detection Range — Motion sensor covers a broad area for reliable activation.
  • Easy Installation — Designed for standard electrical boxes and common mounting surfaces.
  • Long Lifespan — LED technology supports up to 50,000 hours of operation.

Who is 18W LED Security Light (Dusk to Dawn & Motion Sensor) for?

This light is ideal for homeowners seeking reliable, low-maintenance outdoor security lighting. It suits residential areas like garages, backyards, front porches, and walkways, as well as small commercial sites such as storage units or building perimeters. Its automatic functions make it perfect for users who want enhanced safety without manual control.

How does 18W LED Security Light (Dusk to Dawn & Motion Sensor) compare?

Compared to standard polypropylene dusk-to-dawn lights, this SANSI model offers superior brightness and faster response times due to its dual-sensor design. It outperforms older incandescent security lights in energy use and longevity. While some budget motion lights lack consistent dusk-to-dawn functionality, this unit integrates both features seamlessly, offering better reliability than entry-level options and competing well with mid-tier security fixtures.

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Best use cases

  • Driveway and garage lighting
  • Backyard and patio security
  • Front door and entry illumination
  • Commercial perimeter lighting
  • Walkway and stair safety
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Is 18W LED Security Light (Dusk to Dawn & Motion Sensor) right for you?

This light is best for homeowners and property managers wanting hands-free, energy-efficient outdoor security lighting. No advanced skills needed—installation is straightforward for anyone comfortable with basic wiring. Consider this over traditional floodlights or single-function sensors. Alternatives include solar-powered motion lights for off-grid areas or higher-wattage LEDs for large commercial zones.

How it compares: Compared to basic dusk-to-dawn lights, this model adds motion activation for smarter lighting. It's brighter and more efficient than incandescent security floods and more reliable than low-cost motion sensors lacking integrated photocells.

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Frequently Asked Questions

What is the brightness of the 18W LED Security Light?

The 18W LED Security Light produces 1,800 lumens of cool white light, providing bright, clear illumination ideal for outdoor security and visibility in driveways, yards, and entry areas.

Does the light work in rain or extreme temperatures?

Yes, the light is built for outdoor use and resists rain, humidity, and temperature fluctuations, making it reliable in various climates without performance loss.

How does the motion sensor and dusk-to-dawn function work together?

The light stays off during the day. At night, the motion sensor activates the light when movement is detected and turns it off after a set time.

Is the 18W LED Security Light easy to install?

Yes, it's designed for standard electrical junction boxes and mounts easily to walls or eaves using common tools, suitable for most DIY installers.

Can I use this light without the motion sensor?

No, the motion sensor is integral to its operation. However, it includes dusk-to-dawn mode, so it only activates at night when motion is detected.

How much does 18W LED Security Light (Dusk to Dawn & Motion Sensor) cost?

18W LED Security Light (Dusk to Dawn & Motion Sensor) is $39.99 at SANSI LED Lighting. Prices may change — click through to SANSI LED Lighting for the latest.

Is 18W LED Security Light (Dusk to Dawn & Motion Sensor) in stock at SANSI LED Lighting?

18W LED Security Light (Dusk to Dawn & Motion Sensor) is currently out of stock at SANSI LED Lighting. Check back soon or browse similar products.

Are there coupon codes for SANSI LED Lighting?

Yes — Love Those Deals currently tracks 3 active SANSI LED Lighting coupons. See the coupons section on this page to copy a code before checkout.

Specifications

SKU
01-04-001-011801
Last updated May 14, 2026