--- product_id: 48154614 title: "Universal OBD Power Cable for Dash Camera,24 hours Surveillance with mode switch button (mirco-usb)" brand: "rearmaster" price: "Β£22.61" currency: GBP in_stock: true reviews_count: 13 category: "Rearmaster" url: https://www.desertcart.co.uk/products/48154614-universal-obd-power-cable-for-dash-camera-24-hours-surveillance store_origin: GB region: United Kingdom --- # 5V/2.1A stable power output Dual mode switch for ACC & surveillance 3.5m Micro-USB cable length Universal OBD Power Cable for Dash Camera,24 hours Surveillance with mode switch button (mirco-usb) **Brand:** rearmaster **Price:** Β£22.61 **Availability:** βœ… In Stock ## Summary > πŸš— Power your dashcam like a proβ€”never miss a moment, even when parked! ## Quick Answers - **What is this?** Universal OBD Power Cable for Dash Camera,24 hours Surveillance with mode switch button (mirco-usb) by rearmaster - **How much does it cost?** Β£22.61 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/48154614-universal-obd-power-cable-for-dash-camera-24-hours-surveillance) ## Best For - rearmaster enthusiasts ## Why This Product - Trusted rearmaster brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Long-Reach 3.5m Cable:** Tuck away your cable discreetly with an extended length that fits any vehicle setup. - β€’ **Smart Dual Mode Switch:** Easily toggle between ACC mode (5-min auto-off) and surveillance mode (battery-safe monitoring). - β€’ **Plug & Play OBD Convenience:** No complicated wiringβ€”just plug into your OBD port and enjoy hassle-free dashcam power. - β€’ **Uninterrupted 24/7 Dashcam Power:** Keep your dashcam rolling even when parked with continuous OBD power. - β€’ **Battery-Safe Low Voltage Protection:** Surveillance mode shuts off at 11.6V to protect your car battery from draining. ## Overview The Universal OBD Power Cable delivers continuous 24-hour power to your dash camera via a 3.5-meter Micro-USB cable connected to your vehicle's OBD port. Featuring a dual-mode switch, it offers ACC mode with a 5-minute auto-off after ignition and a surveillance mode that keeps your dashcam running until the car battery reaches a safe low voltage threshold (11.6V). Designed for easy plug-and-play installation without interfering with OBD data, it safeguards your battery while ensuring your dashcam never misses a beat. ## Description Package:1PCS OBD2 Power Cable Spec: ACC mode Input: 13V-36V | Output: 5V/2.1A Surveillance mode Input: 11.6V-36V | Output: 5V/2.1A Extension cable: 3.5meter (11.5 ft) length Interface: Micro-USB Working Mode: Mode β€œO”: ACC mode, when your car ACC is off, the OBD power cable will also power off after 5 minutes. Mode β€œβ€” ”: Surveillance mode, when you car ACC is off, the OBD power cable will keep working until detecting the car battery voltage is at 11.6V(low voltage),it will power off after 30 seconds. The low voltage protection for mode β€œβ€”β€ protect your car from running out the battery, enable you have enough voltage to start the car for next driving. Attention: 1.If you leave your car for many days no driving without surveillance purpose, we suggest you to set the working mode in ACC mode β€œO”.Cars battery will run out day by day because your dashcamera are consuming power all the time in surveillance mode β€œ-”. 2.If the working mode is not switching properly in some vehicels,please unplug and plug the cable from the OBD port then restart the car again.3.Some dash cam has its own power supply mechanism which may not work with our cable.If you are not sure whether you can use our cable,please contact us first before you buy. Below is the incompatible brand which has been reported: Viofo Dashcam A119 and A129,Viofo A129 Plus Duo,Viofo Dual Dash Cam (A129 Plus)Garmin dashcam,Garmin 66W dashcam,Garmin dash cam mini 2Aukey DR02Vantop H610 Ring Car Cam 70mai dash cam Transcend Dp550 Dashcam Nextbase 622 Dashcam Road Angel WolfboxRexing V1 series and others Review: Well worth it if you have a dashcam! - This thing is a must for anyone with a dashcam that isn't hard wired in! Just plugs into your obd port has a massively long wire so can be tucked away anywhere and just works. 5 minutes after the car had been turned off this auto turns off, turns straight on with the ignition and you can easily disconnect of you change cameras or whatnot. Cheap but does the job really well! Review: Very Good - Good little device! I've used two now and both working well - provides an quick and easy way to power up a dash-cam, with no need get involved with complicated wiring issues. ## Features - Designed to free up your cigarette lighter socket and supply a 24 hours continuous power to your dash camera via OBD connection, enable your dashcam to keep working on after you have parked the car. - Dual working mode switch button integrated for your convenience: 1.ACC working mode,5 minutes off when your car ACC is off; 2. Surveillance working mode, keep working until it detects low battery voltage(11.6V). - Obtaining power from ODB interface only, no interference in other ODB data communication. - 3.5meter(11.5 ft) length extension cable,Micro USB port.Input: 8V-36V | Output: 5V/2.1A - Tips:Our OBD2 definition is " pin4 for ground, pin5 for signal,pin16 for power supply",this definition can cover most of the vehicles,but if some vehicle models use different definition from ours, it may cause dashboard warning or other errors. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B074M4XMBX | | Best Sellers Rank | 136,948 in Automotive ( See Top 100 in Automotive ) 1,980 in Engine Tools & Equipment | | Brand | REARMASTER | | Cable Type | Micro-USB | | Cable type | Micro-USB | | Colour | mirco-usb | | Compatible Devices | Camera | | Compatible Phone Models | No Compatible Phone Models | | Compatible devices | Camera | | Compatible phone models | No Compatible Phone Models | | Connectivity Technology | USB | | Connector Gender | Male-to-Male | | Connector Type | Micro USB | | Connector type | Micro USB | | Country Of Origin | China | | Customer Package Type | Box | | Customer Reviews | 4.3 out of 5 stars 823 Reviews | | Included Components | Cable, Cigarette Lighter | | Indoor Outdoor Usage | Outdoor | | Item Length | 3.5 Metres | | Item Shape | Round | | Item Weight | 0.1 Kilograms | | Manufacturer | Kglory Ltd | | Manufacturer Part Number | OBD2 | | Maximum Current | 2.1 Amps | | Maximum Voltage | 36 Volts (DC) | | Model Name | OBD Power Cable for Dash Camera,24 Hours Surveillance / Acc Mode with Switch Button(Micro USB Port) | | Model Number | OBD2 | | Number of Items | 1 | | Number of Pins | 5 | | Other Special Features of the Product | for dashcam | | Recommended Uses For Product | Powering dash cameras | | Special feature | for dashcam | | Specification Met | RoHS | | UPC | 371904350530 | | Unit Count | 1.0 count | | Wattage | 75.6 watts | ## Product Details - **Brand:** REARMASTER - **Connector type:** Micro USB - **Cable type:** Micro-USB - **Compatible devices:** Camera - **Special feature:** for dashcam ## Images ![Universal OBD Power Cable for Dash Camera,24 hours Surveillance with mode switch button (mirco-usb) - Image 1](https://m.media-amazon.com/images/I/41ivpo3t08L.jpg) ![Universal OBD Power Cable for Dash Camera,24 hours Surveillance with mode switch button (mirco-usb) - Image 2](https://m.media-amazon.com/images/I/51HJjpSGD2L.jpg) ![Universal OBD Power Cable for Dash Camera,24 hours Surveillance with mode switch button (mirco-usb) - Image 3](https://m.media-amazon.com/images/I/41LI0jAdVJL.jpg) ![Universal OBD Power Cable for Dash Camera,24 hours Surveillance with mode switch button (mirco-usb) - Image 4](https://m.media-amazon.com/images/I/41QmN+qMHtL.jpg) ![Universal OBD Power Cable for Dash Camera,24 hours Surveillance with mode switch button (mirco-usb) - Image 5](https://m.media-amazon.com/images/I/51s2RcQAQwL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Well worth it if you have a dashcam! *by T***M on 29 July 2019* This thing is a must for anyone with a dashcam that isn't hard wired in! Just plugs into your obd port has a massively long wire so can be tucked away anywhere and just works. 5 minutes after the car had been turned off this auto turns off, turns straight on with the ignition and you can easily disconnect of you change cameras or whatnot. Cheap but does the job really well! ### ⭐⭐⭐⭐⭐ Very Good *by M***C on 2 April 2019* Good little device! I've used two now and both working well - provides an quick and easy way to power up a dash-cam, with no need get involved with complicated wiring issues. ### ⭐⭐⭐⭐⭐ Good *by A***L on 10 April 2023* So far so good. Only negative is it could have had the option for an angled micro cable. Seems to work well so far but just had for a day! ## Frequently Bought Together - REARMASTER Universal OBD Power Cable for Dash Camera,24 Hours Surveillance/Acc Mode with Switch Button(Micro USB Port) - SanDisk 256GB High Endurance Video microSDXC Card with Adapter for Dash Cam and Home Monitoring systems - C10, U3, V30, 4K UHD, Micro SD Card - SDSQQNR-256G-GN6IA --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.uk/products/48154614-universal-obd-power-cable-for-dash-camera-24-hours-surveillance](https://www.desertcart.co.uk/products/48154614-universal-obd-power-cable-for-dash-camera-24-hours-surveillance) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-06-30*