SANSI Puck Grow Lights for Indoor Plants
- 10W LED, 2 heads, full spectrum
- 2500 lumens maximum output
- 4000 Kelvin color temperature
- Timer for 4, 8 or 12 hours, 4-level dimming
- GU10 bulb base, corded electric
- 12.32 ounces, 7.17 x 5.31 x 1.77 inches
- 2 years warranty
Last refreshed Oct 2, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
A compact two-head LED grow light for indoor plants with a timer and dimming. Output is modest, and coverage area and suitable plant types are not stated.
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ASIN: B0CGZMKK8KModel: C21GL-C01Category: Growing Lamps
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Overview
Aiming two puck-style LED heads at indoor plants, this SANSI light gives full-spectrum illumination from a corded unit with a built-in timer and dimming. The listing gives it as a wall mount type, with ceramic and polycarbonate construction and an aluminum and ceramic shade.
Its strength is convenience: the timer runs the light cycle automatically and dimming tunes intensity without any extra controller. The limitation is power, since low wattage across two heads suits a few small plants and leaves larger setups underlit.
Who it's for
People with a few houseplants who want automatic on and off cycles will find the preset timer settings simple to use. Serious growers, tall plants and large areas need far more output than this small fixture provides.
Pros and cons
- Timer with preset run times
- Dimmable in several levels
- Full-spectrum LED output
- Two heads cover more than one plant
- Modest output for larger plants
- Coverage area not listed
- Corded, needs an outlet nearby
- Wall mount listing limits placement
Performance notes
Light intensity depends on distance: closer heads deliver more light to the leaves, and dimming lowers output for small or sensitive plants. Full-spectrum white light at a neutral color temperature supports general growth, and the timer holds the daily light period steady so plants get a consistent cycle.
Specifications
| Brand | SANSI |
|---|---|
| Model | C21GL-C01 |
| Dimensions & fit | |
| Item Dimensions L x W x H | 7.17 x 5.31 x 1.77 inches |
| Item weight | 12.32 ounces |
| Capacity & performance | |
| Wattage | 10 watts |
| Light Output Maximum | 2500 lumens |
| Color temperature | 4000 Kelvin |
| Power & efficiency | |
| Power Source | Corded electric |
| Construction & materials | |
| Material Type | Ceramic, polycarbonate; aluminum and ceramic shade |
| Compatibility & installation | |
| Mounting Type | Wall mount |
| Warranty & support | |
| Manufacturer Warranty Description | 2 years warranty |
| Other details | |
| Light Source Type | LED, full spectrum |
| Number of Light Sources | 2 |
| Bulb Base | GU10 |
| Light Source Special Features | Timer (4/8/12 hours), 4-level dimmable |
Closest rivals on specs
Barrina OG11A2 Clip On Grow Light for Indoor Plants- Wattage 10 vs 22 watts (-55%)
- Item Weight 0.77 vs 1.85 pounds (-58%)
Barrina T10 Vertical Grow Light- Wattage 10 vs 42 watts (-76%)
- Item Weight 0.77 vs 2.6 pounds (-70%)
GLOWRIUM 60in Standing Grow Light- Wattage 10 vs 36 watts (-72%)
- Item Weight 0.77 vs 3.31 pounds (-77%)
Frequently asked questions
Can I use the SANSI puck light outdoors?
The listing marks it as a corded indoor plant light and gives no water resistance rating, so keep it indoors.
Does the SANSI grow light need a separate power adapter?
The power source is listed as corded electric. The listing does not describe an adapter, so check what plug and cord come with it.