Features [Main Purpose]: Small uninterruptible power supply for power outages, with battery backup mode to ensure that your device can still use the network in the event of a power outage. [Wide Application]: This portable uninterruptible power supply is compatible with most router, modem, security camera, cell phone, fax machine, fingerprint recorder, DSL, and more. [2 Input Methods]: This mini UPS has 2 input methods, 9V or 12V DC adapter (faster) or 5V 2A USB (slower), with a maximum output power of 18W, which is efficient and practical. [Built In Battery]: This uninterruptible power supply has built in batteries with 8800mAh capacity, providing longer endurance, standard USB port, which can be used as a regular power bank. [Circuit Protection]: This compact UPS has short circuit protection, voltage fluctuation protection, overcharging protection, over discharge protection, and temperature protection to ensure safe operation. Features: 1. Small uninterruptible power supply for power outages, with battery backup mode to ensure that your device can still use the network in the event of a power outage. 2. This mini UPS has 2 input methods, 9V or 12V DC adapter (faster) or 5V 2A USB (slower), with a maximum output power of 18W, which is efficient and practical. 3. This uninterruptible power supply has built in batteries with 8800mAh capacity, providing longer endurance, standard USB port, which can be used as a regular power bank. 4. This compact UPS has short circuit protection, voltage fluctuation protection, overcharging protection, over discharge protection, and temperature protection to ensure safe operation. 5. This portable uninterruptible power supply is compatible with most router, modem, security camera, cell phone, fax machine, fingerprint recorder, DSL, and more. Specification: Item Type: Uninterruptible Power Supply Material: ABS, PC Battery: 4 x Battery, Capacity: 8800mAh (4 x 2200mAh) (built in battery) Input Voltage: 9V DC 2A Maximum USB: 5V DC 2A Output Voltage: 9V DC(1A), 12V DC(1A) Output Power: 18W Maximum Application: Compatible with 95% of the router on the market, for security monitoring, MP3, MP4 and other digital products charging uninterrupted use Package List: 1 x Uninterruptible Power Supply 2 x DC Cables 1 x User Manual Package List 1 x Uninterruptible Power Supply 2 x DC Cables 1 x User Manual