Features: Application: 12V ups box widely use for fingerprint attendance machine, fire safety systems, security monitoring systems, wireless camera, CCTV camera, personals treatments systems,Door security systems, personals data assistant, Alarm systems, personals communication systems, radio, digital cameras, camcorders, video camera and more 5V 9V 12V devices. As USB powerbank for Cellphone Tablet and more devices,3in1 design,easy to use. Input 5.5x2.1mm port is for DC12-13V 2A,5.5x2.1mm port output is for DC12V 2Amax,5.5x2.1mm port output is for DC9V 1A,USB output is 5V2A,Suitable for wifi Router LED Strips CCTV Camera and more 5V 9V 12V device. The first for time you need to install the 18650 battery,then press the button on the back of the circuit board to activate the use of this product. Specifications: Color: Black Size: 9.3x8.7x2.7cm 5.5x2.1mm input: for DC12-13V 2A 5.5x2.1mm port output: for DC12V 2A 5.5x2.1mm port output: 9V 1A USB port output: 5V 2A Package Includes: 1 X DIY Power Bank Box(18650 batteries are not included) note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.