Automatic Day/Night Light Sensor Plug

$9.93 $11.91

Say goodbye to manually switching your outdoor or indoor lights on and off every day. This Automatic Light Sensor Socket Plug detects ambient light levels and automatically turns your connected lamp on at dusk and off at dawn — hands-free, every single day. Made in Mainland China.

Why You'll Love It

Fully Automatic Operation: Built-in photocell sensor detects darkness and switches your light on; when daylight returns, the light shuts off automatically.
No Wiring Required: Simply screw your bulb into the fitting and plug it in — no tools, no electrician needed.
Home Security Advantage: Keep your home looking occupied even when you're away. An automatically lit home is a great deterrent for unwanted visitors.
Energy Conscious: Lights only run when needed — during dark hours — so you won't waste energy leaving lights on during the day.
Supports Up to 40W Bulbs: Compatible with standard bulbs up to 40 watts.
Durable ABS Construction: Made from high-quality ABS plastic for long-lasting everyday use.

Specifications

Material: ABS Plastic
Base Material: Metal
Rated Voltage: 220V
Rated Current: 4A
Maximum Lamp Wattage: 40W
Package Includes: 1 × Automatic Light Sensor Plug
Country of Origin: Made in Mainland China

How It Works

The integrated photocell sensor continuously monitors the surrounding light level. When natural or ambient light drops (e.g., at sunset or in a dark room), the sensor triggers your lamp to turn on automatically. As soon as sufficient light is detected (e.g., at sunrise), the circuit cuts off and the lamp turns off — with zero input from you.

Perfect For

Patio, garden, and outdoor pathway lighting
Porch and entryway lamps
Hallway and staircase night lights
Home security lighting while travelling
Any standard indoor/outdoor lamp fitting (up to 40W)

Note: Due to manual measurement, there may be a ±5mm deviation in dimensions. Slight color differences may occur due to lighting conditions in product photography.

Frequently Asked Questions

Q: How does the automatic light sensor plug know when to turn the light on or off?

A: The plug uses a built-in photocell (light sensor) that continuously reads ambient light levels. When the surrounding environment becomes dark — such as at nightfall — the sensor automatically activates your connected lamp. Once daylight or sufficient light is detected, it automatically cuts the power and turns the light off.

Q: What type of bulb is compatible with this automatic sensor socket?

A: This automatic day/night sensor plug supports standard bulbs with a maximum wattage of 40W. It is rated for 220V and 4A current. Always ensure your bulb does not exceed the 40W maximum to ensure safe and reliable operation.

Q: Can I use this sensor light plug outdoors on my patio?

A: Yes — this plug is designed for both outdoor and indoor use, making it ideal for patio lights, garden lamps, porch fixtures, and entryway lighting. Its automatic on/off function is especially convenient for outdoor settings where manually switching lights is impractical.

Q: Is any installation or wiring required to set up this sensor plug?

A: No wiring or special installation is needed. Simply insert your bulb into the sensor socket fitting and plug it into a compatible power outlet. The sensor will begin operating automatically right away, making it a truly plug-and-use solution.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.