--- product_id: 742604485 title: "Carbon Battery 6K Kit Headlamp Runtime Extender for NU40, NU43, NU45, NU50, and HC65 UHE Headlamps" brand: "nitecore" price: "฿8284" currency: THB in_stock: true reviews_count: 5 category: "Nitecore" url: https://www.desertcart.co.th/products/742604485-carbon-battery-6k-kit-headlamp-runtime-extender-for-nu40-nu43 store_origin: TH region: Thailand --- # Up to 3x runtime boost Lightweight 3oz carbon fiber Rear red safety signal light Carbon Battery 6K Kit Headlamp Runtime Extender for NU40, NU43, NU45, NU50, and HC65 UHE Headlamps **Brand:** nitecore **Price:** ฿8284 **Availability:** ✅ In Stock ## Summary > 🔦 Power through the night with runtime that won’t quit! ## Quick Answers - **What is this?** Carbon Battery 6K Kit Headlamp Runtime Extender for NU40, NU43, NU45, NU50, and HC65 UHE Headlamps by nitecore - **How much does it cost?** ฿8284 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/742604485-carbon-battery-6k-kit-headlamp-runtime-extender-for-nu40-nu43) ## Best For - nitecore enthusiasts ## Why This Product - Trusted nitecore brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Featherlight Carbon Design:** Just over 3 ounces for balanced, all-day comfort without the bulk. - • **Plug & Play USB-C Charging:** Fast, universal charging with included USB-C cable for hassle-free power-ups. - • **Triple Your Adventure Time:** Doubles or triples your Nitecore headlamp runtime for unstoppable illumination. - • **Safety First, Even in the Dark:** Integrated rear red light ensures you're visible during night runs or outdoor work. - • **Seamless Quick-Release Connection:** Secure, tangle-free cable clip keeps your setup sleek and reliable. ## Overview The Nitecore Carbon Battery 6K Kit is a lightweight carbon fiber runtime extender designed for select Nitecore headlamps (NU40, NU43, NU45, NU50, HC65 UHE). It doubles or triples your headlamp’s battery life by powering the light first from its high-capacity lithium-ion battery. Featuring a quick-release cable, USB-C charging, and a rear red safety light, this kit balances comfort and performance for professionals and outdoor enthusiasts who demand extended illumination without compromise. ## Description The Nitecore Carbon Battery 6K runtime extender Kit can double or triple the runtime of Nitecore headlamps such as the NU40, NU43, NU45, NU50, and HC65 UHE. By connecting directly to the headlamp, the Carbon 6K Battery Kit activates the headlamps' Performance Mode, ensuring long-lasting illumination and stronger brightness. It first draws power from the battery kit, maximizing its runtime before utilizing the headlamp's internal battery. Weighing just over three ounces, its well-balanced design offers optimal weight distribution for a comfortable and secure wearing experience.The Carbon Battery 6K Kit features a USB-C port for easy connection and charging, along with a quick-release clip that ensures a secure connection between the charging port, headlamp, and battery, guaranteeing reliable charging. To check the remaining power, simply short-press the Power Button to illuminate the three red power indicators. Additionally, for added safety, the kit includes a rear red light that serves as a signal light at night. Review: A most-worthy upgrade Review: Absolutely amazing, completely changed my Nitecore HC60. Absolutely amazing ## Features - DOUBLES OR TRIPLES RUNTIME - When connected to the headlamp, the Nitecore Carbon 6K Kit significantly extends the run time of Nitecore Headlamps such as NU40, NU43, NU45, NU50, and HC65 HUE. - SECURE CONNECTION - Comes with a quick-release cable, reliably connecting the kit and headlamp, and clips to tuck the cable neatly around the headband. - LIGHTWEIGHT - Weighing just over three ounces, carbon 6K fits easily on the back of the headband for a balanced weight distribution and comfortable wearing experience - RED SAFETY LIGHT - A rear red light serves as a signal light at night, perfect for night runners or outdoor workers - CONTENTS - Carbon Battery 6K, Headband, Bracket, USB-C to USB-C charging cable, Nitecore Sticker ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0D1HDS2K8 | | Batteries are Included | Yes | | Battery Description | Lithium-Ion | | Battery Type | Lithium Ion | | Best Sellers Rank | 374,641 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) 1,975 in Camping & Hiking Headlamps | | Brand Name | Nitecore | | Colour | Black | | Customer Reviews | 4.2 out of 5 stars 41 Reviews | | Finish | Polished | | Fixture Features | Adjustable Strap, Lightweight | | Included Components | Battery, Charging Cable, Clip, Head Band | | Item Dimensions D x W x H | 2.3D x 9W x 2.3H centimetres | | Item Dimensions L x W x H | 9L x 2.3W x 2.3H centimetres | | Item Shape | Headlamp Shape | | Item Type Name | headlamp runtime extender | | Item Weight | 0.22 Pounds | | Light Source Special Features | Performance Mode | | Light source type | LED | | Luminous Flux | Höher als ohne Kit | | Manufacturer | Sysmax Innovations Co. | | Material | Carbon Fiber | | Model Number | Carbon Battery 6K | | Mounting Type | Head Mount | | Number of Batteries | 1 Lithium Ion batteries required. (included) | | Number of Lights | 1 | | Power and Plug Description | Battery Powered | | Power source | Battery Powered | | Recommended Uses For Product | Extending the runtime of Nitecore headlamps | | Special feature | Adjustable Strap , Lightweight | | Style | Modern | | Type of Bulb | LED | | Water Resistance Level | Water Resistant | | White Brightness | 2000 Lumens | | White brightness | 2000 Lumens | ## Product Details - **Special feature:** Adjustable Strap, Lightweight - **Colour:** Black - **Power source:** Battery Powered - **Light source type:** LED - **Material:** Carbon Fiber ## Images ![Carbon Battery 6K Kit Headlamp Runtime Extender for NU40, NU43, NU45, NU50, and HC65 UHE Headlamps - Image 1](https://m.media-amazon.com/images/I/71L3BJXg05L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ A most-worthy upgrade *by 3***2 on 6 December 2025* ### ⭐⭐⭐⭐⭐ Absolutely amazing, completely changed my Nitecore HC60. Absolutely amazing *by T***J on 9 August 2025* ### ⭐⭐⭐⭐ Crazy long battery life *by B***N on 2 November 2025* ## Frequently Bought Together - Nitecore Carbon Battery 6K Kit Headlamp Runtime Extender for NU40, NU43, NU45, NU50, and HC65 UHE Headlamps - Nitecore NU53 1800 Lumen Headlamp, USB-C Fast Charging Long Runtime Lightweight Designed for Industrial uses with Auxilary White and Red Light Sticker - Nitecore NU43 Rechargeable Headlamp, 1400 lumens USB-C Bright Lightweight for Camping, Running, or Working, with Spotlight, Floodlight, Red Light, Including NitecoreS Sticker --- ## 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.co.th/products/742604485-carbon-battery-6k-kit-headlamp-runtime-extender-for-nu40-nu43](https://www.desertcart.co.th/products/742604485-carbon-battery-6k-kit-headlamp-runtime-extender-for-nu40-nu43) --- *Product available on Desertcart Thailand* *Store origin: TH* *Last updated: 2026-04-26*