LM393 Photosensitive Light-Dependent Control Sensor LDR Module
Rated 4.82 out of 5 based on 1582 customer ratings
$ 0.71
Expedited shipping
EU, UK and US scooter orders will be shipped expedited and free, often take 2-7 days to your door.
All spare parts and accessories will be shipped from China with shipping fees.
We typically dispatch orders between Mon-Friday. Orders often get dispatched within 24 hours after payment cleared. Weekend orders will be dispatched next Monday. Meanwhile, a shipping tracking number will be updated.
Destinations
Shipping Methods
Estimate Delivery Time
Costs
UK
DHL/Yodel/UPS/DX
2-3 Days
Free
EU
DPD/DHL
2-7 Days
Free
US
FedEx/UPS
2-7 Days
Free
Other destinations
EMS/DHL/FedEx
10-25 Days
contact us
Please note: Affected by Covid-19, there will be some delay on the delivery.
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RETURNS If the return is caused by the consumer, consumer should be responsible for the shipping fee. The specific fee should be based on the express company you choose.
If due to our reasons, the goods received are damaged or not correct, and the consumer is not required to bear the shipping fee for this reason.
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choose “start a return” option.
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our agent will contact you to confirm/arrange the return.
Pack the product in original packaging or sturdy box to ensure the product will be returned without damage. For original packaging, this must include the styrofoam inserts.
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CANCELLATIONS
Items returned while in transit: If you wish to cancel your order after it has already been processed, please contact us to let us know.
In some situations, the product may end up being delivered after the cancellation request. If that is the case, it is the buyer’s responsibility to ship and return the product back to our warehouse.
If the customer service staff does not process your order cancellation request in time due to the time difference, and the order is finally sent out and cannot be intercepted, you will need to refuse delivery. If your rejection fails, you will pay the shipping fee for the return.
Our working hours are Hong Kong time: 9:00-18:00 Mon. – Fri.
Tracking your package
Using the tracking number provided in your order confirmation email you can check the status of your delivery with the carrier. Please see our shipping restrictions below for more information.
Shipping restrictions norell.fr will not accept product or product part orders being shipped to Canada, Puerto Rico, Hawaii or Alaska.
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Undeliverable packages When the carrier returns these undeliverable packages to us we issue a full refund excluding shipping charges. Please allow 30 days for refund to your credit card account.
These undeliverable packages will not be reshipped. A new order must be placed for the item. Please review our address accuracy tips above before placing another order.
The decision to label a shipment as undeliverable is made by the carrier usually for one of the following reasons:
Incorrect address If an address is incorrect or incomplete the package will be returned by the carrier. Please be careful when entering your address and proof read it for any mistakes before submitting your order. Customers are responsible for entering the correct shipping address.
Refused by recipient If you are placing an order to send as a gift it may be refused by a recipient who is not expecting to receive a gift. You may want to let the recipient know that they should be expecting a surprise.
Return address: Craig Hook Hookies Scooters 18 Park Parade Havant, Hampshire PO9 5AD UK
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Description
This LM393 Photosensitive Light-Dependent Control Sensor LDR Module is using a high-quality LM393 voltage comparator. Easy to install using the sensitive type photosensitive resistance sensor the comparator output signal gives a clean and good waveform. Driving ability is 15mA with the adjustable potentiometer, it can adjust the brightness of the light. The working voltage is 3.3V to 5V where output is a digital switch output. Since this module is sensitive to the light, usually used for detecting the ambient brightness and light intensity. You can use this board digital output DO port drive relay module directly(our store on sale these relay modules), and can also use as a photoelectric switch. The analog output ao connects with ad module and it can get more precise light intensity value through the ad-converter. The LM393 Photosensitive Light-Dependent Control Sensor LDR Module is a versatile electronic component widely used in various applications for light sensing and control. At its core, the module employs a Light Dependent Resistor (LDR), also known as a photoresistor, in conjunction with an LM393 voltage comparator IC. This combination enables the module to detect changes in ambient light levels and trigger corresponding responses in connected circuits or systems. The LDR, a key component of the module, exhibits variable resistance based on the intensity of incident light. When exposed to bright light, the resistance of the LDR decreases, and conversely, in low light conditions, its resistance increases. This property allows the module to effectively measure ambient light levels across a wide range. The LM393 voltage comparator integrated circuit serves as the processing unit of the module. It compares the voltage levels generated by the LDR in response to light with a reference voltage. Depending on this comparison, the LM393 outputs a digital signal indicating whether the ambient light level is above or below a certain threshold. One of the primary applications of the LM393 Photosensitive LDR Module is in automatic lighting systems. By interfacing the module with a relay or a transistor, it can control the activation or deactivation of lights based on ambient light conditions. For instance, in outdoor lighting systems, the module can turn on streetlights as dusk falls and turn them off at dawn, conserving energy and ensuring safety. Another common use of the module is in security systems. By integrating it with alarms or surveillance cameras, the module can detect sudden changes in ambient light levels, such as those caused by an intruder’s flashlight or vehicle headlights, triggering appropriate security measures. Moreover, the LM393 Photosensitive LDR Module finds applications in environmental monitoring and data logging. It can be used to measure and record variations in natural light levels over time, aiding in studies related to weather patterns, plant growth, or animal behavior. Additionally, hobbyists and electronics enthusiasts often incorporate the module into DIY projects involving light-sensitive automation or interactive installations. Its ease of use, low cost, and versatility make it a popular choice among makers and tinkerers. In conclusion, the LM393 Photosensitive LDR Module is a valuable electronic component for light sensing and control applications. With its combination of an LDR and LM393 comparator IC, it offers a simple yet effective solution for automatic lighting, security systems, environmental monitoring, and various other projects requiring light-dependent functionalities. How to use LDR sensor module click here! Interface Pin : VCC: ve power supply. GND: Ground. D0: Digital output signal. A0: Analog Output Signal. Strong light, LED light, output low level; Weak light, LED off, output high level; Sensitivity is adjustable. Features : It comes with Mounting Hole Screw. Easy to install Signal output indicator light. LDR module 4 PIN Able to detect ambient brightness and light intensity Adjustable sensitivity (via blue digital potentiometer adjustment) Output: DO digital switch output (0 and 1), AO analog voltage output Compatible with Arduino, Raspberry, and other microcontroller board. Package Includes : 1 x LM393 Photosensitive Light-Dependent Control Sensor LDR Module. SKU: IK-187 Categories: All Products, Light/Colour Tags: Ambient Brightness Sensor, Photoresistor, Photosensitive Loading...Barcode:
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