--- product_id: 65868477 title: "HeavenLights DC 5v to DC 9v or 12v Adjustable Step Up Voltage Converter DC-DC from 5V to 9/12V USB to 5.5 x 2.1mm with Selector Power Switch" brand: "heavenlights" price: "FREE" currency: EUR in_stock: false reviews_count: 8 category: "Electronics" url: https://www.desertcart.de/products/65868477-heavenlights-dc-5v-to-dc-9v-or-12v-adjustable-step store_origin: DE region: Germany --- # HeavenLights DC 5v to DC 9v or 12v Adjustable Step Up Voltage Converter DC-DC from 5V to 9/12V USB to 5.5 x 2.1mm with Selector Power Switch **Brand:** heavenlights **Price:** FREE **Availability:** ❌ Out of Stock ## Quick Answers - **What is this?** HeavenLights DC 5v to DC 9v or 12v Adjustable Step Up Voltage Converter DC-DC from 5V to 9/12V USB to 5.5 x 2.1mm with Selector Power Switch by heavenlights - **How much does it cost?** FREE with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.de](https://www.desertcart.de/products/65868477-heavenlights-dc-5v-to-dc-9v-or-12v-adjustable-step) ## Best For - heavenlights enthusiasts ## Why This Product - Trusted heavenlights brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Description Two in one: DC to DC step up voltage converter with select able out put of 9V or 12V. This converter cable provide the convenience of using common USB port to power these devices. Applications: This converter can be used with WIFI router, Cameras, Nintendo and many other gadgets with uses 9V or 12V DC input. Protection: DC to DC converter with Multiple Protection Function, Reverse polarity protection, short circuit protection, over current protection, over temperature protection. Efficiency: Synchronous rectification, the conversion rate is 95% or more, lower heat and long working time Convenience: This converter cable provide the convenience of using common USB port to power these devices. Power the router via power bank during power cuts. And also used in other device which are 9v or 12v, such as: Huawei HG 531 V1, stepper motor, desk lamp. Input: From solar panel, USB power pack, power adapter and so on. Package Contents: 1 x Step Up Voltage Converter Cable from 5V to 9V/12V with selector switch Features: Two different voltage (9/12V) selection in one cable Over current protection . High quality materialUp to 1A out put current (input current should be 2A). 5.5 x 2.1mm type connector Soft and flexible ATTENTION PLEASE 1. Please make sure that you understand the necessary conditions for this cable to work, otherwise it may not work properly. INPUT: 5V, 2A Output: 9/12V, 1A 2. This cable cannot provide output current higher than 1A. So, you can only use devices which need input current lA or less. 3. Input power supply to this cable must be rated 2A or more at 5V otherwise this cable will not provide 1A at output. 4. Please test this cable with different devices. This cable is just a voltage converter. If you use it intelligently, you will be surprised by its wide range of applications ## Features - Specifications: USB Input: 5v 2A; DC connecter Output: 9V/12V 1A with selector switch. The conversion rate is 95% or more with lower heat and long working time. - Connectors: USB A male to DC jack 5.5*2.1 mm - Multiple Applications: Useful for powering the WiFi router via a power bank or other 5V power source during power outages. Can also be used with other devices that require a 9/12V power supply. - Protection: Build-in Identification Resistor; Protected against reverse polarity, short circuit, over current, and over temperature to keep your devices safe. - Warranty: 30 days money back no questions asked. Friendly customer service always ready to assist you. ## Images ![HeavenLights DC 5v to DC 9v or 12v Adjustable Step Up Voltage Converter DC-DC from 5V to 9/12V USB to 5.5 x 2.1mm with Selector Power Switch - Image 1](https://m.media-amazon.com/images/I/51K+uFCrjeL.jpg) ![HeavenLights DC 5v to DC 9v or 12v Adjustable Step Up Voltage Converter DC-DC from 5V to 9/12V USB to 5.5 x 2.1mm with Selector Power Switch - Image 2](https://m.media-amazon.com/images/I/51p4NxKa-NL.jpg) ![HeavenLights DC 5v to DC 9v or 12v Adjustable Step Up Voltage Converter DC-DC from 5V to 9/12V USB to 5.5 x 2.1mm with Selector Power Switch - Image 3](https://m.media-amazon.com/images/I/41IvodMJkbL.jpg) ![HeavenLights DC 5v to DC 9v or 12v Adjustable Step Up Voltage Converter DC-DC from 5V to 9/12V USB to 5.5 x 2.1mm with Selector Power Switch - Image 4](https://m.media-amazon.com/images/I/51ZgVe83mcL.jpg) ![HeavenLights DC 5v to DC 9v or 12v Adjustable Step Up Voltage Converter DC-DC from 5V to 9/12V USB to 5.5 x 2.1mm with Selector Power Switch - Image 5](https://m.media-amazon.com/images/I/51qLmDqOMIL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Works very well *by B***V on Reviewed in the United States on February 10, 2020* Good product. ### ⭐ Purchased to Power a Redline Micro 6 (5 Watt Amp) *by M***Y on Reviewed in the United States on December 11, 2018* Unusable for this purpose - Very noisy power supply (a 9 Volt battery worked just fine). And yes, I reversed the tip polarity. I would avoid using this for pedalboard related applications. No returns, so I'm out 10 bucks.... ### ⭐⭐⭐⭐⭐ really save me *by A***R on Reviewed in the United States on April 16, 2019* good producti use it for my 4g router with batterynow my work don't stop --- ## 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.de/products/65868477-heavenlights-dc-5v-to-dc-9v-or-12v-adjustable-step](https://www.desertcart.de/products/65868477-heavenlights-dc-5v-to-dc-9v-or-12v-adjustable-step) --- *Product available on Desertcart Germany* *Store origin: DE* *Last updated: 2026-04-22*