's Battery Backup for Router and Modem reliably provides you with the ability to stay connected during a power outage. This back up battery power supply can be used as a dedicated modem and router UPS, providing power for up to six (6) hours during a loss of power. This surge protector battery backup device features two outlets on the back that can be used exclusively for your modem or router. Moreover, the small and compact design of our UPS power supply allows for discrete storage in your home or business. Our battery backup surge protector contains an automatic restart function that keeps the unit charged and ready in the event of an unwelcome and unexpected loss of power. Additionally, our UPS surge protector ensures all of your connected devices will be safe from power spikes. This is a must-have addition to your arsenal of computer power supplies! When the power goes out, our backup power supply provides reliable power for your modem and wireless router so you can maintain a network connection to all of your WiFi-connected devices when you need them most! An uninterruptible power supply with surge protection, this is the ultimate battery backup for any router, modem, computer, TV, game console, and so much more. Please note that this will not power a sump pump. Our CE-certified uninterruptible power source provides you with an uninterrupted power supply safely, effectively, easily, and reliably. For the best results, charge the battery at least six (6) hours before initial use. The unit charges its battery while connected to power. Capacity: 650VA / 360W, Input: 120V, Battery: 12V / 7Ah