1、Reliable Power Backup: Mini UPS ideal for power outages, compatible with routers, modems, smartphones, cameras, and more to ensure uninterrupted power supply during emergencies. 2、Dual Input: Flexibly power with 5V, 9V, 12V DC adapter for quicker charging or 5V 2A USB for convenient charging. With its 16000mAh capacity and standard USB port, this UPS can also be used as a portable power bank. 3、Versatile Power Support: Capable of supporting any current below 3A and enabling power sharing across DC2, DC3, and DC4 outputs (manual activation required). 4、Intelligent Safety: Enjoy multiple safeguards including short circuit, voltage fluctuation, overcharging, over discharging, temperature safetys, ensuring safe and secure performance for diverse applications such as fingerprint attendance devices, security systems, access control systems, cameras, camcorders, and portable DVD players. 5、ABS Housing: Defends the UPS from impacts and ensures long lasting performance, making it reliable for various applications in diverse environments. Item Type: UPS Battery Backup Material: ABS Battery: 1 x 3.7V Polymer Battery Battery Capacity: 16000mAh (Ships with Battery) Input Voltage: 19V 4.7A (maximum) USB Output: 5V 2A (maximum) DC Output 1: 5V 2A (maximum) DC Output 2 3 4: 9V 1A, 12V 1A; 9V 3A (maximum), 12V 3A (maximum) (3A Needs Manual Adjustment) Rated Power: 89.3W Power Sharing: Supports DC2, DC3, DC4 Power Sharing (Needs Manual Activation) Widely Used in Fingerprint Attendance Machines, Security Monitoring Systems, Access Control Systems, Cameras, Camcorders, Portable DVD Players, etc. 1 x Power Supply 1 x Adapter 1 x Power Cable 3 x DC5521 to 5521 Connecting Cables 2 x DC5521 Female to 5525 Male Adapters 1 x User Manual