20,000mAh Mini UPS – Router & Modem Backup Power Supply Keep your internet connection running during power outages with this 20,000mAh Mini Uninterruptible Power Supply (UPS). Designed primarily for routers, modems and other compatible low-voltage devices, it automatically provides backup power when the main electricity supply is interrupted. Its large 20,000mAh battery capacity provides extended backup time, making it ideal for homes, offices, shops and other locations where a stable internet connection is important. Key Features 20,000mAh high-capacity rechargeable battery Mini UPS backup power solution Designed for Wi-Fi routers and modems Provides extended backup during power outages Up to 10+ hours advertised backup for compatible router/modem setups* LED battery/power indicators Compact and portable design Helps maintain continuous internet connectivity Suitable for home and office use Can support compatible low-voltage networking equipment depending on output specifications Ideal For: Wi-Fi routers, fiber/ONT equipment, modems, CCTV networking devices and other compatible DC-powered electronics. Note: Actual backup time depends on the connected device's power consumption, battery condition and output configuration. Confirm the UPS voltage/current outputs and device compatibility before use.