--- product_id: 586809858 title: "TOPAI 12V Ultra Thin 3mm Dotless Blue COB LED Strip 5M Cabinet Light | Narrow Tape Lights, 400 LEDs/M, No Dark Spots, Flexible Cuttable, Self Adhesive Easy Install" brand: "topai" price: "S$41" currency: SGD in_stock: true reviews_count: 13 category: "Topai" url: https://www.desertcart.sg/products/586809858-topai-12v-ultra-thin-3mm-dotless-blue-cob-led-strip store_origin: SG region: Singapore --- # 384 LEDs/m for uniform brightness 3mm ultra-thin PCB width Cuttable every 2cm for custom fit TOPAI 12V Ultra Thin 3mm Dotless Blue COB LED Strip 5M Cabinet Light | Narrow Tape Lights, 400 LEDs/M, No Dark Spots, Flexible Cuttable, Self Adhesive Easy Install **Brand:** topai **Price:** S$41 **Availability:** ✅ In Stock ## Summary > ✨ Ultra-slim, ultra-bright: Light up your life in style! 💙 ## Quick Answers - **What is this?** TOPAI 12V Ultra Thin 3mm Dotless Blue COB LED Strip 5M Cabinet Light | Narrow Tape Lights, 400 LEDs/M, No Dark Spots, Flexible Cuttable, Self Adhesive Easy Install by topai - **How much does it cost?** S$41 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/586809858-topai-12v-ultra-thin-3mm-dotless-blue-cob-led-strip) ## Best For - topai enthusiasts ## Why This Product - Trusted topai brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Safe & Smart Power:** Operates on a safe 12V DC input with easy plug-and-play connectors, perfect for worry-free installation. - • **Tailored to Your Space:** Cut every 2cm and stick anywhere with strong adhesive backing—DIY lighting made ultra-flexible and fuss-free. - • **Slimmest Fit, Maximum Impact:** At just 3mm wide, this strip slides effortlessly into the tightest spaces for sleek, seamless lighting. - • **Seamless Glow, Zero Dark Spots:** COB tech packs 384 LEDs per meter to deliver a smooth, uniform blue light that elevates any ambiance. - • **Versatile Vibes for Every Room:** Ideal for cabinets, closets, stairs, and creative projects—turn everyday spaces into Instagram-worthy showcases. ## Overview The TOPAI 12V Ultra Thin 3mm Blue COB LED Strip offers 5 meters of high-density, 384 LEDs per meter for a bright, uniform 1000lm output. Its ultra-narrow 3mm width fits perfectly in tight spaces, while the cuttable design every 2cm and self-adhesive backing ensure effortless, customizable installation. Powered safely by 12V DC, this flexible strip is ideal for indoor decorative lighting in cabinets, closets, stairs, and more, delivering a smooth, vibrant blue glow without dark spots. ## Description Specification: *LED Type: COB LED Strip Lights *Quantity of LED: 384LEDs/M, 1920LEDs/5M *Color: Blue *Voltage: DC 12V *Power: 7W/M, 30W/5M *Brightness: 1000lm/5M *IP Rating: NO Waterproof (IP20) *Packages: 16.4Ft/Roll *Dimension (mm): 5000(L) X 3(W) Package included *1 x 16.4' COB Blue LED Strip Application 1. light up colorful home life ,DIY household lights for hallways, stairs, trails ,Widely used for home decoration use, hotels, clubs, shopping malls, 2.Emergency and security lighting, advertisement sign lighting, 3.Architectural decorative lighting, boutique atmosphere lighting, 4.Decorative lights for holiday, event, show exhibition, 5.Extensively applied in Backlighting, concealed lighting, channel letter lighting, 6.Applicable for automobile decoration, border or contour lighting. Review: Perfect Match and Great Quality LED Tape Light - I purchased this LED tape light to replace a failed section of an existing setup, hoping it would be a close match—and it was perfect. Installation was a breeze, thanks to the strong adhesive backing, and when connected to my existing driver, it performed exactly as described. The LEDs are small, densely packed, and provide a bright, uniform light output. Just be mindful of power requirements—a 2m strip worked well with my 12V/1A driver, but a full 5m length would need a 3A driver. Overall, I’m delighted with this product and highly recommend it! Review: Very thin and easy to use - Very close termination spacing at the contact points as expected but excellent light and very reliable so far ## Features - 【Narrow 3mm Width PCB Board】The width of this COB light strip is only 3mm, while the width of ordinary COB light strip is 8mm.Compared with the general 8mm COB strip,the narrower 3mm allows you to install more easily,suitable for narrow spaces. - 【Uniform light emission】 The COB technology enables a much higher packing density of the LED array, No dark spots, Higher luminous efficacy. The COB LED light strip emits uniformly and softly, without ultraviolet rays, and is comfortable and soft. - 【High brightness】 High density 384LED/M, 1920LED/5M COB LED strips can achieve a brightness of 1000lm, 180° beam angle design for 50% wider lighting,multiple chips on board for uniform illumination,no more worries about dark spot! - 【12V Input】 The 12V voltage is a safe voltage, and it is safe to touch and risk-free. Pre-soldered 2.1 x 5.5mm DC female connector for easy connection to the power adapter(Without power supply) - 【Widely application】The LED light strip can be cut every 2cm. It comes with double sided tape, which can be attached to any dry and flat surface without screws. Suitable for indoor decoration. Such as kitchen, closet, bedroom, stairs, mirror, corridor, diy backlight, table lamp, toy light, diy lighting, special use and other lighting. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0C7GLWF3Y | | Best Sellers Rank | 1,819 in Lighting ( See Top 100 in Lighting ) 104 in LED Strips | | Brand | TOPAI | | Brand Name | TOPAI | | Color Temperature | 5500 Kelvin | | Colour | Blue | | Connectivity Protocol | Bluetooth | | Control Method | App | | Controller Type | Remote Control | | Country Of Origin | China | | Customer Reviews | 4.5 out of 5 stars 756 Reviews | | Fixture Features | Super Thin 3mm width Narrow, Cuttable(Cut every 2cm), Soft, With self adhesive backing | | Form Factor | Strip | | Included Components | COB Blue LED Strip | | Indoor Outdoor Usage | Indoor | | Indoor/Outdoor usage | Indoor | | Ingress Protection Code Rating | IP30 | | Item Length | 5 Metres | | Item Weight | 60 Grams | | Light Color | ['Blue'] | | Light source type | LED | | Manufacturer | WFT | | Manufacturer Part Number | COBN3Z-384-B | | Material | Plastic | | Model Number | COB 3mm | | Number of Items | 1 | | Number of Lights | 2000 | | Occasion | Bedroom,Living Room,Hallway,DIY | | Power and Plug Description | Powered by DC power source | | Power source | Powered by DC power source | | Product Style | Modern | | Seasons | All Seasons | | Special feature | Super Thin 3mm width Narrow, Cuttable(Cut every 2cm), Soft, With self adhesive backing | | Theme | Decorative lighting | | Type of Bulb | LED | | UPC | 735279764604 | | Unit Count | 1.0 count | | Voltage | 12 Volts | | Water Resistance Level | Not Water Resistant | | Wattage | 50 watts | | White Brightness | 1500 Lumens | | hanging_pattern_layout | Linear | ## Product Details - **Brand:** TOPAI - **Colour:** Blue - **Indoor/Outdoor usage:** Indoor - **Light colour:** ['Blue'] - **Light source type:** LED - **Occasion:** Bedroom,Living Room,Hallway,DIY - **Power source:** Powered by DC power source - **Special feature:** Super Thin 3mm width Narrow, Cuttable(Cut every 2cm), Soft, With self adhesive backing - **Style:** Modern - **Theme:** Decorative lighting ## Images ![TOPAI 12V Ultra Thin 3mm Dotless Blue COB LED Strip 5M Cabinet Light | Narrow Tape Lights, 400 LEDs/M, No Dark Spots, Flexible Cuttable, Self Adhesive Easy Install - Image 1](https://m.media-amazon.com/images/I/71FebKXIt9L.jpg) ![TOPAI 12V Ultra Thin 3mm Dotless Blue COB LED Strip 5M Cabinet Light | Narrow Tape Lights, 400 LEDs/M, No Dark Spots, Flexible Cuttable, Self Adhesive Easy Install - Image 2](https://m.media-amazon.com/images/I/61F6+BepYyL.jpg) ![TOPAI 12V Ultra Thin 3mm Dotless Blue COB LED Strip 5M Cabinet Light | Narrow Tape Lights, 400 LEDs/M, No Dark Spots, Flexible Cuttable, Self Adhesive Easy Install - Image 3](https://m.media-amazon.com/images/I/71R603yMZEL.jpg) ![TOPAI 12V Ultra Thin 3mm Dotless Blue COB LED Strip 5M Cabinet Light | Narrow Tape Lights, 400 LEDs/M, No Dark Spots, Flexible Cuttable, Self Adhesive Easy Install - Image 4](https://m.media-amazon.com/images/I/812C0-0+hrL.jpg) ![TOPAI 12V Ultra Thin 3mm Dotless Blue COB LED Strip 5M Cabinet Light | Narrow Tape Lights, 400 LEDs/M, No Dark Spots, Flexible Cuttable, Self Adhesive Easy Install - Image 5](https://m.media-amazon.com/images/I/61CnPq2LPwL.jpg) ## Available Options This product comes in different **Color, Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Perfect Match and Great Quality LED Tape Light *by K***H on 21 February 2025* I purchased this LED tape light to replace a failed section of an existing setup, hoping it would be a close match—and it was perfect. Installation was a breeze, thanks to the strong adhesive backing, and when connected to my existing driver, it performed exactly as described. The LEDs are small, densely packed, and provide a bright, uniform light output. Just be mindful of power requirements—a 2m strip worked well with my 12V/1A driver, but a full 5m length would need a 3A driver. Overall, I’m delighted with this product and highly recommend it! ### ⭐⭐⭐⭐⭐ Very thin and easy to use *by M***H on 23 December 2025* Very close termination spacing at the contact points as expected but excellent light and very reliable so far ### ⭐⭐⭐⭐⭐ Good quality *by B***T on 7 January 2026* Excellent quality, gives bright, even light. --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.sg/products/586809858-topai-12v-ultra-thin-3mm-dotless-blue-cob-led-strip](https://www.desertcart.sg/products/586809858-topai-12v-ultra-thin-3mm-dotless-blue-cob-led-strip) --- *Product available on Desertcart Singapore* *Store origin: SG* *Last updated: 2026-07-25*