1、MAIN PURPOSE: Small uninterruptible power supply for power outages, with battery backup to ensure that your device can still use the network in the event of a power outage. 2、WIDE APPLICATION: This portable uninterruptible power supply is compatible with most router, modem, security camera, cell phone, fax machine, fingerprint recorder, DSL, and more. 3、2 INPUT METHODS: This mini UPS has 2 input methods, 5V 9V 12V DC adapter (faster) or 5V 2A USB (slower), which is efficient and practical. 4、BUILT IN BATTERY: The input is , and the output is 5V 2A, 9V 1A, 12V 1A, POE 15V 0.6A, POE 24V 0.6A, very stable and safe. 5、CIRCUIT PROTECTION: This compact UPS has short circuit protection, voltage fluctuation protection, overcharging protection, over discharge protection, and temperature protection to ensure safe operation. Item Type: Uninterruptible Power Supply Material: ABS, PC Battery: 4 x 18650 battery, the capacity is 4 x 2200mAh, that is, 8800mAh. Shipped with built in battery. USB: 5V DC 2A Output Power: 18W maximum. Application: Widely used in fingerprint attendance machines, security monitoring systems, access control systems, cameras, cameras, portable DVDs, etc. 1 x Uninterruptible Power Supply 2 x DC Cable 1 x Power Cord 1 x User Manual