Features: brand new and high quality. 12V-24V 5.5x2.5mm input,LED display the output voltage,with ON OFF Switch,5.5x2.5mm port output is 12V-24V adjuastable,USB output is 5V, can powered 2 devices at the same for time,output power 65W,Suitable for laptop max cellphone tablet wifi Router LED Strip CCTV Camera and more 5V 12V-24V device. Application: 12V-24V mini ups widely use for All in One Computer, fingerprint attendance machine, fire safety system, security monitoring system, wireless camera, CCTV camera,Door security system, personal data assistant, emergency lighting, Alarm system, personal communication systems, radio, digital cameras, camcorders, video camera and more devices. Mini UPS uninterruptible power supply is a standby energy storage power supply. safe and environmental lithium cells, This mini UPS with perfect over-charged, over-discharged, over-current and short-circuit for protection. Rechargeable Lithium ion battery, 15000mAh high capacity, small size and easy to carry. 5.5x2.5mm plug is Inner Positive(+), Outer Negative(-),with led indicator,Need to turn on switch and adjust 12V-24V voltage when using,you need to use a small screwdriver to adjust the voltage of 5.5x2.5mm plug,When charging the laptop, the output voltage needs to be adjusted to the same as the original charger output voltage. Specifications: Item Type: UPS Uninterrupted Backup Power Supply Material: Metal+Plastic Color: Silver Capacity: 15000mAh,55Wh Size: 17.5cmx6.5cmx4cm 5.5x2.5mm female input: for DC 12V-24V 5.5x2.5mm male output: for DC 12V-24V(adjutable) USB port output: for DC 5V/2A max Power cable length: 113cm 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: 1 x UPS Uninterrupted Backup Power Supply