12V for Dc Rechargeable Lithium battery, 5000mAh high capacity, small size and easy to carry. Inner Positive(+), Outer Negative(-).5.5x2.1mm port output is for Dc 5V2A,9V/1A,12V/1A,Suitable for wifi Router CCTV Camera and more 5V 9V 12V device.Mini UPS uninterruptible power supply is a standby energy storage power supply. safe and environmental lithium cells, This mini UPS with perfect over-, over-discharged, over-current and short-circuit for . use,you must adjust the voltage turning on the switch,5V 9V 12V can be adjustable,if the 5.5x2.1mm port can not fit your devices,you need to buy convertor,for most light products, CCTV Camera, IP Camera , LED Panel, Amplifier, Modem, Speaker, Car DVR and more.Item Type: UPS Uninterrupted Backup Power SupplyColor: BackCapacity: 5000mAhSize: 9.5x5.5x4.2cmCable length: about 118cminput: AC 100-240V 50/60Hz5.5x2.1mm port output: for Dc 5V2A,9V/1A,12V/1A maxColour:blackMaterial:plasticPlug Type :EU Plug,it applies to Indonesia, , , , and so on.Voltage: AC100-240VPackage Contents:1 x Backup Power SupplyOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.