--- product_id: 586809858 title: "TOPAI 12V Ultra Thin 3mm Dotless Blue COB LED Strip 5M Cabinet Light" brand: "topai" price: "$74.23" currency: USD in_stock: true reviews_count: 9 category: "Topai" url: https://www.desertcart.ec/products/586809858-topai-12v-ultra-thin-3mm-dotless-blue-cob-led-strip store_origin: EC region: Ecuador --- # 384 LEDs/m for 1000lm 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 **Brand:** topai **Price:** $74.23 **Availability:** ✅ In Stock ## Summary > 💙 Illuminate your space with precision and style—because subtle brilliance never goes out of fashion. ## Quick Answers - **What is this?** TOPAI 12V Ultra Thin 3mm Dotless Blue COB LED Strip 5M Cabinet Light by topai - **How much does it cost?** $74.23 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/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 12V Operation:** Low-voltage power ensures risk-free installation and touch safety. - • **High-Density COB LEDs:** 384 LEDs per meter deliver bright, uniform blue light with zero dark spots. - • **Ultra-Slim 3mm Design:** Fits seamlessly into the tightest spaces for sleek, modern lighting. - • **Versatile Indoor Ambiance:** Perfect for cabinets, closets, stairs, and creative DIY lighting projects. - • **Flexible & Customizable Length:** Cut every 2cm and stick anywhere with self-adhesive backing—no screws needed. ## Overview The TOPAI 12V Ultra Thin 3mm Dotless Blue COB LED Strip is a 5-meter indoor lighting solution featuring a narrow 3mm PCB width and high-density 384 LEDs per meter. It delivers 1000 lumens of uniform blue light with no dark spots, operates safely on 12V DC, and is easily cuttable every 2cm for tailored installations. Ideal for modern home décor, it includes self-adhesive backing for effortless mounting in narrow or hard-to-reach spaces. ## 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: Works great! - Well made, easy to use and install, also quite powerful! The blue is awesome Review: So far so good - Was dubious about a 3mm cob but gave it a try bright for what it is ## 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 | 3,977 in Lighting ( See Top 100 in Lighting ) 227 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 | 4.4 out of 5 stars 47 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 Highlight | Narrow Tape Lights, 400 LEDs/M, No Dark Spots, Flexible Cuttable, Self Adhesive Easy Install | | Item Length | 5 Metres | | Item Weight | 60 Grams | | Light Color | ['Blue'] | | Light source type | LED | | Manufacturer | WFT | | Manufacturer Part Number | COBN3Z-384-B | | Material | Metal, Plastic | | Model Number | COB 3mm | | Number of Items | 1 | | Number of Lights | 2000 | | Number of Packs | 1 | | 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 - Image 1](https://m.media-amazon.com/images/I/71FebKXIt9L.jpg) ![TOPAI 12V Ultra Thin 3mm Dotless Blue COB LED Strip 5M Cabinet Light - 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 - Image 3](https://m.media-amazon.com/images/I/71R603yMZEL.jpg) ![TOPAI 12V Ultra Thin 3mm Dotless Blue COB LED Strip 5M Cabinet Light - 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 - Image 5](https://m.media-amazon.com/images/I/61CnPq2LPwL.jpg) ## Available Options This product comes in different **Color, Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Works great! *by L***O on 2 December 2024* Well made, easy to use and install, also quite powerful! The blue is awesome ### ⭐⭐⭐⭐⭐ So far so good *by J***5 on 14 February 2025* Was dubious about a 3mm cob but gave it a try bright for what it is ### ⭐⭐⭐⭐ Bright and nice *by A***Y on 23 August 2025* Installed on my car replacement for the original lights . Really bright . Need to dimm them all the way down for long rides . But I'm deffo happy . E93 2009 car for anyone looking . This is plug and play match --- ## 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.ec/products/586809858-topai-12v-ultra-thin-3mm-dotless-blue-cob-led-strip](https://www.desertcart.ec/products/586809858-topai-12v-ultra-thin-3mm-dotless-blue-cob-led-strip) --- *Product available on Desertcart Ecuador* *Store origin: EC* *Last updated: 2026-10-24*