Keep your critical networking hardware operational during unexpected electricity blackouts with the Marsriva ET3 8400mAh Smart Mini DC UPS. Specially engineered as a seamless power backup system for home broadband Wi-Fi routers, fiber optic modems (ONUs), security cameras, and mobile devices, this compact smart UPS avoids internet disconnection issues during load-shedding hours. Driven by a large 8400mAh internal battery network, it balances multiple voltages concurrently through its 4 DC outputs and 1 USB port to keep several pieces of equipment working safely at the same time.