Key benefits Power on instantly with your own battery: simply attach the battery you carry to activate the device. No external power supply required. Universal compatibility: designed to work across all car brands and models, so you do not need a different unit for each vehicle. Simple, reliable operation: minimal setup and intuitive use reduce downtime and make the product practical for everyday and emergency situations. What this product does for you Provides portable, ondemand power when you need it most, eliminating dependence on fixed power sources. Removes complexity from invehicle tasks by using a straightforward battery attachment method that anyone can perform quickly. Fits into routine maintenance, travel, and emergency workflows without requiring technical installation. Important attributes Function: Batterypowered by usersupplied battery; activates immediately when the battery is attached. Compatibility: Suitable for all car brands and models. Ease of use: Plugandplay style attachment for fast setup. Performance: Delivers consistent, immediate power from the attached battery for the device's intended use. Practical use scenarios 1. Roadside assistance: Clip on your carried battery to power the device quickly during a roadside check or minor . 2. Travel and trips: Keep the unit with your travel battery to handle onthego needs without searching for a power outlet. 3. Garage or workshop tasks: Use your portable battery to power the product during maintenance or diagnostics on any vehicle make. This description reflects the product's core capabilities: batterypowered operation via a usersupplied battery and broad compatibility with all car brands.