Product Description — 12 V / 20000 mAh Mini UPS for WiFi Routers
Overview
This 12-volt mini UPS is a portable battery backup solution specifically designed to keep your WiFi router (or any 12 V modem or ONT device) powered during power outages or load shedding. With a high-capacity 20,000 mAh lithium battery, this UPS can provide several hours of continuous backup, ensuring your internet connection remains stable when the electricity goes off.
Key Features
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Large Capacity
The 20,000 mAh battery delivers substantial energy to run your router for extended periods. Typical backup time varies depending on your router’s power consumption (commonly 4–10 hours, according to local sellers). 12V (and Often Dual-Voltage) Output
This UPS supports 12 V DC output, which is exactly what most routers and ONT devices need. Many versions also support 9 V in addition to 12 V, giving you flexibility to use with different types of routers. -
Plug-and-Play Design
Easy to set up: you just connect the UPS’s DC output to your router using a standard barrel (5.5 mm) DC jack — no complicated wiring or configuration required.Smart Protection System
Integrated safety features protect against overcharging, over-discharging, short-circuits, and over-voltage, ensuring both the UPS and the router remain safe. -
Portability
Despite its capacity, the UPS is relatively compact and lightweight, making it easy to place near your router or even travel with it if needed. -
LED Indicators / Battery Status
Many of these UPS models include LED indicators so you can easily check how much battery is left.

