Features 1、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. 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、1 INPUT METHODS: This mini UPS has 1 input methods, 9V DC adapter, with a maximum output power of 18W, which is efficient and practical. 4、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. 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. Specification Item Type: Uninterruptible Power Supply Material: ABS, PC Battery: 4 x Battery, Capacity: 8800mAh (4 x 2200mAh) (built in battery) Input Voltage: 9VDC 2A Maximum USB: 5VDC 2A Output Voltage: 9VDC(1A), 12VDC(1A), USB 5VDC(2A) 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