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🌙 Illuminate your nights with precision and style — never miss a moment in the dark!
The Tendelux DI20B IR Illuminator is a compact yet powerful 20W infrared floodlight designed to enhance night vision for security cameras. Featuring a precision-engineered lens for even IR distribution, a 360° adjustable mount for flexible installation, and a durable aluminum waterproof housing with an advanced cooling system, it ensures reliable, long-lasting performance indoors or outdoors. Complete with a power adapter and installation kit, it’s the perfect upgrade for professional-grade nighttime surveillance.







| ASIN | B0BWXGCJYK |
| Best Sellers Rank | #2 in IR Illuminators |
| Brand | Tendelux |
| Brand Name | Tendelux |
| Brightness | 20 lm |
| Color | Black |
| Connectivity Protocol | Infrared |
| Customer Reviews | 4.3 out of 5 stars 717 Reviews |
| Finish Types | Powder Coated |
| Fixture Type | Non Removable |
| Included Components | 360-degree adjustable stand, installation screws |
| Indoor Outdoor Usage | Indoor, Outdoor |
| Installation Type | Surface Mount |
| Item Dimensions L x W x H | 3.9"L x 3.9"W x 1.5"H |
| Light Fixture Form | Floodlight |
| Light Fixture Installation Location | wall |
| Light Output Maximum | 20 lumens |
| Light Source | LED |
| Light fixture form | Floodlight |
| Lighting Method | SMD LEDs |
| Manufacturer | Tendelux |
| Manufacturer Part Number | TX-DI20B |
| Material | Aluminum |
| Material Type | Aluminum |
| Model Number | TX-DI20B |
| Mounting Type | Wall Mount |
| Number of Light Sources | 1 |
| Other Special Features of the Product | infrared |
| Power Source | Corded Electric |
| Room Type | Outdoor |
| Shade Material | Aluminum |
| Specific Uses For Product | Home, Outdoor |
| Specification Met | indoor, outdoor |
| Style | Modern |
| Style Name | Modern |
| UPC | 749877956798 |
| Unit Count | 1 Count |
| Water Resistance Level | Waterproof |
| Wattage | 20 watts |
P**N
Needed additional IR light for my security cameras
July 2026 - I have been using this product for 1 year now and I am very happy with it. This light augmented a dark area of my security cameras. It adds highlight and detail to my nighttime images. This works perfectly to add additional IR to your night vision security cameras. This was easy to install. It easily mounts almost anywhere. Mine is mounted outside, uncovered, and has performed well in all weather conditions. Depending on your mounting location, it covers quite a large area of my back yard. Overall, this light works very well and I would purchase it again.
J**D
Works well, but is visable to the naked eye
Used this product to illuminate an outdoor PTZ camera. It's small, lightweight, and compact. It's NOT invisible at night to the naked eye, as the LED's on the device do have a red glow to them. The resultant IR light is good. I found that I can illuminate a larger area by bouncing the IR light off of an exterior wall and onto the surrounding area. This allows me to make the area close to the building highly visible, while giving sufficient illumination to the surrounding area. By facing the sensor toward the wall, the red glow immigrating from the LED's was not visible from street. I purchased the 30 ft cord, because the sensor was a distance from an electrical outlet. There was a small piece of heat shrink tubing included (with no instructions). I used this and a heat gun to help make the connection between the device and the extension a bit more water resistant. When using the extension, there are actually two connections, so I used an additional piece of heat shrink that I had laying around the house for the other connection. The hardware to install the device was included and there is an adjustable gimble that allows you to pretty-much adjust the angle any way you want. The devices works great and is inexpensive. Hopefully it will hold-up in the long run.
P**V
PsychosocialCCTV :) I have lots of these in most brands available. WISH THEY THREW THE IR FURTHER!
I wish i could give 3.5 stars. Sorry, no pics. I have so many IRs it would be impossible to determine which one is doing what. OK so I have a LOT of Cameras!!! Last count was TWO 32 camera CCTV setups, an 8 camera setup, and a 12 camera setup. (Not including individuals) I have LOTS of IR illuminators as well. So build quality gets a strong 3. NOT THAT IMPRESSED. Not that they aren't rugged, it's just that most of the time I have to either add angled bases (that pivot) or I have to extend the illuminators to their absolute limit in one particular direction. They insinuate that they are easily adjusted in any direction, but trust me here, that is NOT the case. In reality the illuminators are VERY difficult to angle (once past minor angles) due to the slip channel design. That makes me nervous. I wish I could just mount them like you see on the pics, and point them straight, or down a little, or up a little, but real world isn't as easy. Because of this I get worried that they will break first time some large bird perches on them, and owning a berry farm, we get LOTS of birds!!! In their "normal" angles, they would get a 5 for build quality, but rarely do I ever get off that lucky that I can use straight on lighting. Light output. OK lets get the huge elephant out of the room. They do NOT light as far as they say. NOT EVEN CLOSE!!!! But having used all the major brands of IR Illuminators, I can say NONE of them do. I'm getting a decent lighting coverage at 60-75 feet away. Thats a REALLY GOOD wide path of light Id estimate at around 60 feet wide. Any further than that and it gets a LOT weaker with every extra foot. Yes they work, and I order these because they are the brightest on amazon, but I'm still not impressed. WE NEED MORE LIGHT OUTPUT!!! Id gladly pay twice the price I paid for this light if they would make an illuminator with 3 times the light output, with an emphasis on LONG THROW pattern. I don't need wider; I need further away. So with these 2 huge negatives, why the 4-star review? Because at the current moment these are as good as I have been able to find. AGAIN, I'm not really impressed. Kinda an "I guess that will have to do... just disappointing". Theres another one out there that makes an IR that comes in a big square box with larger LEDS, and it does a LOT better on long throw IR, but its not as good at wide coverage.. This brand does really well with wide areas relatively close to the camera. Yes, they're water resistant. 5 stars there. Cord is TOO SMALL!!! If you can go through a wall, you're OK. One of mine (exact same camera actually, bought 3 years ago) is mounted on the outside of my vintage RV. No worries with the cord on that one, but one of these I had to wire completely outside by drop-cord, and that makes me VERY nervous. I don't expect that camera's cord to last more than a couple years at best. The price is just OK, A bit overpriced, and I'd much rather pay say... 500 to buy one REAL IR illuminator (something like the sports arenas have) than 8-12 of these, but at the current time these are all I can find. I like my property heavily lit up on monitors, and thieves spotted quickly. Meh... They kinda do the job.
T**.
Durability and quality
Installed 1 Dec 2023 and is a well-made solid product. It comes well packaged and with sufficient installation accessories. Installation was simple and additional cable can be purchased if needed. Using it for a WYZE V3 and it worked great. Nighttime illumination of the yard was good but it quit working witin 60 days. I checked the transformer output and it was in specs. Power is traceable to the unit but it does not generate any IR Illumation. I verified this with a military-grade IR light wavelength identifier. Additionally, the unit reads ambient temperature on the scanner (no Heat at all). Not sure if this is a random QC issue or not. Update: the seller contacted me and offered and shipped a replacement for the IR illuminator. He was very open with my issues and the company is definitely customer service oriented. I updated my rating to 4 and my current feeling is this is a random isolated issues with this product. I will follow up after using the replacement IR illuminator. Update #2 I have updated my review to a 5. The replacement illuminator has performed flawlessly and I definitely would purchase another unit from Tendelux. Thank you Tendelux for a great product and customer service. Update #3 30 March 2025 The replacement illuminator continues to perform flawlessly. This is definitely a quality product and seller. I would recommend this seller and product.
D**S
Not useful for outside but great for inside
This is a really small light (D120) which is great if you want something that is unobtrusive and works well (indoors) such as in a room at night or in a garage where people keep generators, tools, etc. It really DOES light up the garage for me. It really does make a difference for my garage cameras. Outside, no. It just does not have it from my point of view. It barely made a difference outside on my driveway. In my garage, I have it in a corner and it does a great job. With the garage door closed and the 36 inch metal door with half glass, it does come on so my solution was to put a smart plug on it to have it powered up about a half hour before sundown and about a half hour after sunrise. During the day, my cameras do fine in the garage. So while the light was sensing enough darkness to turn on inside the garage during the day...that is no longer an issue with the smart plug. Maybe if you have a very short driveway and you have two of these lights then "maybe" OK outside but probably not. For outside, get something bigger. I can't stress enough how small this light is...square but about as big a front as a softball but just an inch or so wide so it really is unobtrusive and very easy to hang. Where people are getting it is some kind of miracle light outside for security cameras at night-I just don't see that.
M**G
Small and powerful.
They’re smaller than I expected but were easy to install and throw a lot of light. The two pictures of the car’s is one unit on the peak of the garage and the third picture is a pad on the side of the garage with the second light mounted under the eave. These are screen shots from my security cameras.
M**E
Horrible!
Does not work at all with our 4k ring cameras to help at night and it even made it worse and as soon as you plug it in it got hot so we are returning it.
S**S
Solves security camera issues at night.
This product is amazing. It solves a lot of issues security cameras have at night (see points below and photos attached). The AI4 and DI10 models have a great range in general but if you need to cover long distance get the DI20. Indoors the DI20 is overkill after my tests because the light reflects off walls to illuminate the space. It may also be better to have two DI10 in different locations instead of 1 DI20. The DI10 only comes in white but I spray paint the metal housing with Black Stove Paint. Make sure not to spray the little glass light sensor circle on the back of the unit. Just in case the device gets really hot I know the paint can handle high temperatures. The DI10 and 20 look like a dim red square from far away. - It make cheaper cameras with weak IR lights way better at night. - No more spiders and webs in front of the lens. Spiders try to catch bugs that fly near the IR light. - Even if there are spider webs in front of the camera they won’t be visible as there is no light directly up against them. - Objects close to the camera that are close to the camera. - Subjects have more depth because the light can come from any angle instead of flat behind the lens. - The cameras are more hidden when the IR light is off so better for security.
C**H
Really helps
Used to enhance camera nighttime ability. Works well.
S**K
Good quality, works well
I replaced a larger light with this one. Just as bright in a much smaller footprint. Very happy with the wide area the light covers, without hot spots. From other reviews I read, I think the product has been improved. First the mount seems to be metal not plastic. Second the light and power brick are separate, the light has about 18 inch cord with a barrel connector. Only gave a 4 star because haven't been thru a winter or long term use. Overall very happy thus far. Updated to 5 star. Light has worked well thru winter
C**M
Muy potente y cuenta con sensor para activarse de noche
Necesitaba un iluminador infrarrojo para cámaras de seguridad en un area donde las cámaras no contaban con esa función. Una sola luz hizo que la noche se convirtiera en dia en modo infrarrojo. Incluso los videos de seguridad de noche son mas nítidos que los mismos de dia. Coloque la luz en una esquina del area a iluminar y todo un cuarto de 30 metros cuadrados quedo completamente bañado de luz infrarroja, ayudando a las cámaras a ver de noche. La instalación fue muy sencilla, solo perforar para colocar los paquetes y atornillar la luz en la pared.
J**T
Small footprint
As a flood light to light up dark patches that your camera's build in IR can't reach it's OK but not for large or distant areas. The build quality is very good though.
L**D
Best buy
It really light s a dark area
Trustpilot
2 months ago
2 months ago