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🌿 Light up your green space like a pro—because your plants deserve the spotlight!
The Kullsinss 40cm Grow Light Strip features 120 high-quality LEDs delivering a full spectrum (380-800nm) light optimized for indoor plants. With 3 auto timer settings (6/12/16 hours) and 5 brightness levels, it offers customizable, energy-efficient lighting to accelerate plant growth. Designed for easy installation under cabinets or on shelves, this 20W grow light supports seedling germination, flowering, and fruiting with a 50,000-hour lifespan.











| ASIN | B0BGPYP7YD |
| Batteries are Included | No |
| Best Sellers Rank | 22,731 in Garden ( See Top 100 in Garden ) 21 in Plant Growing Light Fixtures |
| Brand Name | Kullsinss |
| Bulb Base | GU10 |
| Color Rendering Index | 80 |
| Color Temperature | 6000 Kelvin |
| Colour | Multicolour |
| Country Of Origin | China |
| Customer Reviews | 4.2 out of 5 stars 2,078 Reviews |
| Finish | Natural |
| Finish type | Natural |
| Included Components | Bulb included |
| Item Dimensions L x W x H | 44L x 5W x 4H centimetres |
| Item Shape | Rectangular |
| Item Type Name | grow light |
| Item Weight | 0.21 Kilograms |
| Light Output Maximum | 2000 Lumens |
| Light Source Special Features | dimmable |
| Light source type | Light Emitting Diode |
| Manufacturer | Kullsinss |
| Manufacturer Part Number | BL-D20A |
| Material | Metal, Plastic |
| Maximum Compatible Wattage | 20 Watts |
| Model Number | BL-J20A |
| Mounting Type | Table Mount |
| Number of Lights | 120 |
| Power and Plug Description | Corded Electric |
| Set Name | 1 |
| Shade Material | Aluminium |
| Shade material | Aluminium |
| Shape | Rectangular |
| Style | Modern |
| Type of Bulb | Light Emitting Diode |
| Unit Count | 1.0 count |
| Voltage | 12 Volts |
| Wattage | 20 watts |
M**N
Great for plant growth
Trying out for my indoor ferns as they are not getting enough light. On sunny days, there is enough light in the living room, but this is Scotland. So... To give more reliable lighting I decided to try a grow light to see if it helps my plants not sitting directly on a window sill, to grow better. If it works, I will buy some more. There are various functions for reducing light and light modes for whatever one is growing. I personally am not bothering with the timer: just switching on & off when needed. I don't like the plug supplied: as photographed, compared to my kettle's plug, you can see it doesn't fit a standard wall fitting to plug in.
A**R
Good quality product fair price
Quality product nice design and easy to use 5, light cycles with different spectrum's and 5 dimmable light mode's plus bult in cable timer's with 3,automatic preset times. 8,or12,or16,
O**8
Excellent lights for a seed propagator
Excellent lights for a seed propagator. Uses little power for bright light. Keeps seedlings with a short stem and sturdy and healthy green colour. Settings timer 6hour 12hour or 16 hour. 12 hour is good for seedlings and produces fast growth. 3 settings for germination, growth and flowering. 5 Brightness levels Decent cable length, USB connectors can be plugged into alternate 5V source or use supplied PSU which are UK Plug compatible just pull the earth pin upwards from its compact storage state. Pleased so far
E**A
Perfect for Growing Chilli Seedlings Indoors
These grow lights have been fantastic for starting my chilli seedlings indoors. The full spectrum lighting (6000K / 3000K / 660nm) really seems to make a difference — my seedlings are growing strong, healthy, and much less leggy compared to when I tried growing them on a windowsill alone. I love the 10 dimmable brightness levels, which makes it easy to adjust the light depending on the stage of growth. The timer function (3/9/12 hours) is incredibly convenient because I can just set it and not worry about turning the lights on and off every day. The lights themselves are bright but not harsh, and the 120 LEDs provide great coverage for my seed trays. Installation was also quick and simple, and the strips fit perfectly on my indoor growing shelf. Since using these lights, my chilli seedlings have been growing faster with stronger stems and healthier leaves. If you’re starting plants indoors, especially chillies or other seedlings, I’d definitely recommend these grow lights!
D**M
Powerful lights
I was honestly surprised by how powerful these grow lights are. I moved two of my medium-sized plants into a darker corner and needed an extra set. My Monsteras seems really happy with them, so I'll definitely be ordering another set. As you can see in the photos, the brighter settings are perfect if your plants need more light.
D**A
Unfortunately started to have failure within 2 months
Brought in February and it’s now April so two months I’ve had them and already failing first the timer stopped working which now when the lights are off the little led light flashes blue and it takes a few presses of the power button to get them to come on they flash on and off, the first couple of presses before eventually turning on. I feel they will stop working altogether soon
H**Y
Good for beginners, not bright enough for a good growth
Decent enough for a beginner and last a while but not bright enough for standard house plants
P**L
Good lights for the price, with added bonus of fitting in an IKEA mini-greenhouse.
Bought a pack of two (pairs) of these lights. They're as bright as I was expecting for this size/price, and fine for what I need. Come with a range of fixings, and even a couple of USB mains power adapters. I'd hoped that given the stated size of these (42cm) I could somehow fix them into the top of an IKEA ÅKERBÄR mini greenhouse that I have a few small houseplants in (to protect them from my plant-murdering cat). Complete win! The lights have little screw lugs at each end, perfectly spaced to simply slot under the metal clips holding greenhouse perspex panels in place. So a pair of lights can be held in place with no fixings at all - I need to train the cables a bit, but they look great and will give my ropey-looking plants a better chance of survival in my dark, north-facing study. Will try using the second pair to start off some seedlings. The only minor annoyance: as I think others have mentioned, there's an integrated timer/controller unit, so these can't be left set to simply turn on when the external power switches on. This means you can't use a timer or smart plug to control daily on/off times for them, which would have been awesome. Still giving them 5* as they otherwise work great, and I lucked out with fixing them into the mini greenhouse.
M**A
Perfectas
He comprado muchas luces para crecimiento de plantas y éstas, aparte de eficientes, se ven bonitas
J**N
They are GREAT! For real!
My house plants were struggling with winter in Wisconsin. The plants were dying off leaning over just not happy at all! I bit the bullet and just bought these after a tedious search of best afordable plant lights. These lights are so easy to use! They come with sticky strips to put them on your ceiling, shelf or whatever kind of set up you have. They also have an automatic timer dimming and time frames. I setting these up on a bamboo shelf. The next morning 6 a.m. I turned them on, decided which light setting I needed and picked the time I needed them to be on for. Easy peasy! So every morning my lights come on and give my plants what they need. I don't have to do anything with these lights. Love them! Get some and maybe get some more. I went from buying a double 2 pack to a double 4 pack. So now I have all the lights I need. ✨️ ☀️💖🪴
A**A
Fonctionne bien
Bonne qualité, bonne pour mes plantes
F**D
Very low light intensity - not worth it
Very low light intensity, only suitable for very low light plants. Measured 2000 lux at 5cm distance..
R**R
ganz ok
könnte etwas heller sein ,aber sonst ganz ok
Trustpilot
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