Features: brand new and high quality Adjustable voltage UPS uninterruptible power supply, three-level voltage switch: 9V1A 12V1A 5V2A. Wireless expansion can be achieved by connecting an external 7.4V battery pack. Professional UPS circuit design, zero damage to the battery, power outage switching for time 0 seconds. There are three levels of battery status display: high, medium and low. Wide range of applications. It can be used for cameras, for time card machines, switches, routers, video recorders, and fiber optic modems. Specifications: Material: ABS Weight: 200g Size: 105x75x42mm/4.13x2.95x1.65inch Color: Black Input AC: 100-240V/50-60Hz Output Voltage: 5V2A: 9V1A: 12V1A Output interface standard: DC5.5, 2.1mm Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Mini UPS