--- product_id: 638187054 title: "KOOBOOK 2Pcs DC DC Step Down Power Module 5-16V to 1.25V/1.5V/1.8V/2.5V/3.3V/5V 3A Adjustable Buck Voltage Converter Board" brand: "koobook" price: "139.44 DT" currency: TND in_stock: true url: https://www.desertcart.tn/products/638187054-koobook-2pcs-dc-dc-step-down-power-module-5-16v store_origin: TN region: Tunisia --- # 5-16V input range 3A max output current Adjustable output voltage (1.25V to 5V) KOOBOOK 2Pcs DC DC Step Down Power Module 5-16V to 1.25V/1.5V/1.8V/2.5V/3.3V/5V 3A Adjustable Buck Voltage Converter Board **Brand:** koobook **Price:** 139.44 DT **Availability:** ✅ In Stock ## Summary > ⚡ Power your projects with precision and style! ## Quick Answers - **What is this?** KOOBOOK 2Pcs DC DC Step Down Power Module 5-16V to 1.25V/1.5V/1.8V/2.5V/3.3V/5V 3A Adjustable Buck Voltage Converter Board by koobook - **How much does it cost?** 139.44 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/638187054-koobook-2pcs-dc-dc-step-down-power-module-5-16v) ## Best For - koobook enthusiasts ## Why This Product - Trusted koobook brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Compact & Efficient:** Tiny 2x3cm footprint fits seamlessly into any project without bulk. - • **Plug & Play Versatility:** Wide 5-16V input range supports diverse power sources effortlessly. - • **Precision Power Control:** Fine-tune your voltage from 1.25V to 5V for ultimate device compatibility. - • **Robust Current Delivery:** Delivers a steady 3A output, powering your devices with confidence. - • **Trusted Quality & Support:** Backed by professional manufacturing and responsive 24-hour customer care. ## Overview The KOOBOOK DC-DC Step Down Power Module is a compact, adjustable buck converter that efficiently steps down 5-16V input to selectable outputs between 1.25V and 5V, delivering up to 3A current. Ideal for electronics enthusiasts and professionals, it offers precise voltage control in a small 2x3cm form factor, backed by reliable manufacturing and responsive customer support. ## Description Note: The installation of electronic modules requires basic knowledge and requires a certain electronic professional foundation and hands-on ability. Please purchase carefully! Manual measurement, with small error. Please check size in detail before purchase. Real colors may slightly differ from the pictures, as it depends on specific monitor settings and light brightness. We highly appreciate all customers opinions to improve the selling, also if anything you unsatisfied, please contact us for probable best solution. Package Includes: 2Pcs ## Features - Input:5-16V - Output:1.25V/1.5V/1.8V/2.5V/3.3V/5V - Output Current:3A - Size:2*3cm - About us, Professional factory, welcome to our store for more choices with best price. What we pursue is your satisfaction of our service, not just for our goods. For any reason you are unsatisfied with our product at any time, simply contact support for Exchange or refund. We will reply you about any question you ask within 24 hours. ## Technical Specifications | Specification | Value | |---------------|-------| | Brand | KOOBOOK | | Manufacturer | KOOBOOK | | Model | KB029 | | Package Dimensions | 12.7 x 8.64 x 0.51 cm; 18 g | | Item model number | KB029 | | Compatible Devices | Monitors | | Special Features | Adjustable | | Mounting Hardware | 2 x LM317 | | Number of items | 2 | | Wattage | 15 Watts | | Power Source | dc | | Batteries Included | No | | Batteries Required | No | | Connector Type | DC Barrel | | Form Factor | Small board or module (2*3cm) | | Mounting Type | Wall Mount | | Manufacturer | KOOBOOK | | Item Weight | 18 g | ## Product Details - **Brand:** KOOBOOK - **Connector Type:** barrel connector - **Compatible Devices:** Monitors - **Included Components:** 2 x LM317 - **Special Feature:** Adjustable - **Colour:** 2PCS - **Input Voltage:** 240 Volts - **Amperage:** 3 Amps - **Wattage:** 15 Watts - **Number of Items:** 2 ## Images ![KOOBOOK 2Pcs DC DC Step Down Power Module 5-16V to 1.25V/1.5V/1.8V/2.5V/3.3V/5V 3A Adjustable Buck Voltage Converter Board - Image 1](https://m.media-amazon.com/images/I/61jqCMRJYDL.jpg) ![KOOBOOK 2Pcs DC DC Step Down Power Module 5-16V to 1.25V/1.5V/1.8V/2.5V/3.3V/5V 3A Adjustable Buck Voltage Converter Board - Image 2](https://m.media-amazon.com/images/I/611ieqJ1JVL.jpg) ![KOOBOOK 2Pcs DC DC Step Down Power Module 5-16V to 1.25V/1.5V/1.8V/2.5V/3.3V/5V 3A Adjustable Buck Voltage Converter Board - Image 3](https://m.media-amazon.com/images/I/61aRMqAlaJL.jpg) ![KOOBOOK 2Pcs DC DC Step Down Power Module 5-16V to 1.25V/1.5V/1.8V/2.5V/3.3V/5V 3A Adjustable Buck Voltage Converter Board - Image 4](https://m.media-amazon.com/images/I/61-5roBNUXL.jpg) ![KOOBOOK 2Pcs DC DC Step Down Power Module 5-16V to 1.25V/1.5V/1.8V/2.5V/3.3V/5V 3A Adjustable Buck Voltage Converter Board - Image 5](https://m.media-amazon.com/images/I/61YKYaHIZ5L.jpg) ## Available Options This product comes in different **Colour** options. --- ## 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.tn/products/638187054-koobook-2pcs-dc-dc-step-down-power-module-5-16v](https://www.desertcart.tn/products/638187054-koobook-2pcs-dc-dc-step-down-power-module-5-16v) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-04-24*