Viper VP-800 is the ultimate, top rated, battery you want at your car audio sound off competitions. VP-800 is a 12-Volt battery delivering 800-Watt of power, perfect for any 800-Watt audio system. VP-800 can be used as a reinforcement for amplifiers or as your starting battery where weight is a concern, such as racing applications. Viper batteries are one of the most technologically advanced batteries on the market. The highest quality of cells and advanced sealed AGM technology makes this battery maintenance free and worry free. The VP-800 is able to be mounted in any position without the concern of leaks and spills, making the installation of your car audio system a whole lot easier. Viper Batteries are able to withstand higher temperature and vibrations than the leading brand name batteries, making moderate abuse affordable.