Engineered to endure a broad operating temperature spectrum from 0 to 60 degrees Celsius (32 to 140 degrees Fahrenheit), this product stands out as a reliable choice for any environment. Whether you're using it in the sweltering heat of a summer road trip or the milder climate of a spring - time commute, its internal components are meticulously designed to maintain stable performance, ensuring uninterrupted operation and consistent functionality throughout the year. Boasting an impressive storage temperature range from -20 to 70 degrees Celsius (-4 to 158 degrees Fahrenheit), this item offers unrivaled flexibility. You can safely store it in a freezing garage during winter months or a sun - baked shed in the height of summer without concerns about component degradation. This wide tolerance safeguards the product's integrity, guaranteeing that it remains in top - notch condition and ready for immediate use whenever you retrieve it. Running on an external power supply of 8.0 to 15.0 volts sourced directly from the vehicle battery, this product offers unparalleled convenience for in - car applications. There's no need to fuss with external power adapters or search for a wall outlet. Simply connect it to your car's power system, and it seamlessly integrates, providing a hassle - free power solution that ensures continuous operation while you're on the move, whether you're driving across town or embarking on a long - distance journey. Measuring a mere 2818.55 centimeters, this product's compact size is a game - changer. It's incredibly easy to carry around, fitting snugly into a glove compartment, a small backpack, or a side pocket in your vehicle. Despite its diminutive stature, it doesn't compromise on functionality, packing a powerful punch of features that make it an essential device for any traveler or vehicle owner, all while taking up minimal space. The package comes complete with 1 piece of V310 and 1 comprehensive User Manual. The user manual is a vital addition, especially for those new to the product. It's filled with step - by - step instructions, clear diagrams, and helpful tips that guide you through every aspect of setup, operation, and maintenance. This all - inclusive package ensures that right from the moment you open the box, you have everything you need to start using the product effectively, providing a seamless and frustration - free user experience.