Warranty: 1 Year Features: Regulated 12V constant voltage output High-capacity 6600mAh lithium cells Dual DC jack supports multiple router connectors Plug and play operation LED power status indicator Technical Specifications: Output voltage: 12V Output current: 3A (max) Input frequency: 50/60Hz Battery type: 18650 lithium cells Battery capacity: 2200mAh Backup time: Up to 4 hours (WiFi routers)