---
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: "€ 53.94"
currency: EUR
in_stock: true
reviews_count: 9
category: "Topai"
url: https://www.desertcart.com.cy/products/586809858-topai-12v-ultra-thin-3mm-dotless-blue-cob-led-strip
store_origin: CY
region: Cyprus
---

# 384 LEDs per meter for uniform brightness 3mm ultra-thin PCB width Cuttable every 2cm for custom lengths 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:** € 53.94
**Availability:** ✅ In Stock

## Summary

> 🔵 Illuminate Narrow Spaces with Bold Blue Brilliance!

## 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?** € 53.94 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.cy](https://www.desertcart.com.cy/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 & Bright:** 12V low voltage power means safe touch and energy-efficient 1000 lumens brightness to elevate your space.
- • **Tailored to You:** Cut every 2cm to fit your unique design needs—perfect for cabinets, closets, or creative DIY projects.
- • **Seamless Blue Glow:** COB tech ensures zero dark spots with 1920 LEDs over 5 meters delivering a smooth, vibrant blue ambiance.
- • **Plug & Play Simplicity:** Pre-soldered DC connector and self-adhesive backing make installation a breeze—no tools, no hassle.
- • **Slimmest Fit, Maximum Impact:** At just 3mm wide, this strip slides effortlessly into the tightest spaces, redefining sleek lighting.

## Overview

The TOPAI 12V Ultra Thin 3mm Blue COB LED Strip is a 5-meter indoor lighting solution featuring an ultra-narrow 3mm PCB with 384 high-density LEDs per meter. It delivers uniform, bright blue light at 1000 lumens with no dark spots, powered safely by 12V DC. Flexible and cuttable every 2cm, it includes self-adhesive backing for easy installation in tight or narrow spaces like cabinets, closets, and decorative accents.

## 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 | 2,501 in Lighting ( See Top 100 in Lighting ) 143 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 | 4.3 out of 5 stars 42 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

### ⭐⭐⭐⭐⭐ 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

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**Shop now:** [https://www.desertcart.com.cy/products/586809858-topai-12v-ultra-thin-3mm-dotless-blue-cob-led-strip](https://www.desertcart.com.cy/products/586809858-topai-12v-ultra-thin-3mm-dotless-blue-cob-led-strip)

---

*Product available on Desertcart Cyprus*
*Store origin: CY*
*Last updated: 2026-08-06*