For the express delivery industry, the Express Delivery Ups (uninterruptible power supply) is a comprehensive and sophisticated system developed for power management. Its main function is to procure normal voltage transforms it into something required at the output end by means of a bridge rectifier; thus regulating power from unstable voltages when the air conditioner is switched on or off. It also acts as a battery not only keeping 230 volt ac normal to in an uninterrupted state should there be any mains blackout, but also keeps your computer won't crash and other electrical equipment switching without humane protection mechanisms. Some technical features of the express delivery UPS are advanced circuitry, which senses abnormalities in your electrical source and makes a rapid transfer to battery power. With real time monitoring and diagnostic capabilities built in, this UPS system is able to maintain an uninterrupted power supply without missing a beat. Applied mainly in every aspect of the order fulfillment process--sorting centre, last leg support, etc.--the UPS deliver tranquil and cosmically attractive guarantee for everyone using it.