UPS Chinese means "uninterruptible power supply", which is the abbreviation of English "Uninterruptable Power Supply", which can guarantee the computer system to continue working for a period of time after power failure, so that users can save the disk urgently, so that you will not affect the work or loss due to power outage. data. It plays two main roles in computer systems and network applications: first, emergency use, preventing sudden power failure and affecting normal work, causing damage to the computer; second, eliminating power surges on the mains, instantaneous high voltage, and instant "Power pollution" such as low voltage, wire noise and frequency offset improves power quality and provides high quality power for computer systems. Car Screen Protector,Car Center Console Screen Protector,Car Touchscreen Screen Protector Shenzhen Jianjiantong Technology Co., Ltd. , https://www.jjthydrogelmachine.com