Starwatt™ 19V Mini UPS for Asus Routers | Uninterrupted 3-6 Hours Power Backup, Zero Lag Switching, and Universal Compatibility for All 19V ≤2A WiFi Routers | Trust in Reliability with a 1-Year Warranty



    • Starwatt™ 19V Mini UPS for 19V ≤2A Asus WiFi routers and devices. This Mini UPS is compatible with all ASUS Mesh ZenWiFi Routers, ASUS ROG Rapture Routers, ASUS RT Pro Routers, ASUS Gaming Routers, and ASUS TUF Gaming Routers. Built-in a 20,000 mAh (87.36Wh) Li-ion Battery Pack made of 4 x LG 21700 5000mAh 5C High Energy Density Lithium-ion Cell cells able to provide 3-6 hours of uninterrupted power backup.


    • The Starwatt 19V Mini UPS guarantees uninterrupted connectivity with advanced safety features. It features a seamless operation with automatic battery charging when power is available, quick Plug and Play installation, and a user-friendly LED Indicator for Charging and UPS Running on Battery. Its Intelligent Battery Management System ensures safety with Over-Charge and Low Battery Deep Discharge Protection, coupled with Short Circuit Protection and Regulated voltage output.


    • Its Wall Mount design and removable 25 cm Bridge Cable enhance flexibility, while the optimized CC-CV Charging algorithm extends battery life. Easy to operate and backed by a 1-year warranty.


Item Model – ROU19V2S
Power Source / Input – Router’s Power Adaptor Input: 19V, 3.6A /- 2%
Number of Outputs – One
Power Output – 19V, ≤2A + /- 2%
Battery Capacity – 20000mAh | 87.36Wh | 4 x LG 21700 5000mAh 5C High Energy Density Lithium ion Cell
Starwatt 19V Mini UPS (1), Power Adapter (1), Bridge Cable (1), Connectors (2), User-Guide (1) & Warranty Card (1).
Installation Steps:
1.Switch off your Router Main Power Supply.
2. Disconnect your Router from Power Adapter.
3. Ensure that Router UPS Push Button switch is in OFF position (Red mark in pressed down position is ON; other way is OFF).
4. Connect Router Power Adapter to “IN” side of Router UPS.
5. Connect “OUT” Side of Router UPS with supplied Cable to your Router Power Input.
6. Switch on the Main power supply.
RED Light on Router UPS Indicates Router UPS is receiving Power from the Adaptor and Battery Charging.
BLUE Light on Router UPS Indicates Router UPS is receiving Input Power and Battery is fully charged.
Green Light on the Router UPS Indicates Router UPS is Not receiving Input Power and UPS mode is ON.
7. Switch on the Router UPS Push button switch. Now your router should be up.
1. Please check the power ratings of your Wi-Fi router/adapter (written on back of router/adapter) before ordering the compatible model. Router’s voltage must match with UPS voltage.
2. The Starwatt Wi-Fi Router Online UPS should be charged for 1 hour before first use.
3. Please check the power ratings of your Wi-Fi Router to order compatible model. Self-Check compatibility section can help to choose the right model.
4. Make sure to connect your adaptor to the input. Connecting the power source to the output jack can permanently damage the device and void warranty.
5. Keep the UPS away from the reach of children.

Brand Starwatt™ 
Manufacturer Starwatt Technologies Private Limited, SCO 138, First Floor, Panchkula Shopping Complex, Peermuchalla, Zirakpur, Punjab, India – 160104
Model Series Mini UPS Pro
Model Year 2024
UPS Dimensions L 17.5 cm x W 10 cm x H 5 cm
LED indicator Charging, UPS Running on Battery, Full Charged
UPS Model ROU19V2S
Number of Items Starwatt 19V Mini UPS x1, Power Adapter x1, Bridge Cable x2, Connectors x2, User-Guide x1 & Warranty Card x1
Power Source / Input 19V, 3.6A +/- 2%
Power Output 19V, <2A +/- 2%
Number of Output One
UPS Switching Type Zero Lag Switching
Battery Backup Time 3-6 Hours
Batteries Included Yes – Contained inside UPS
Batteries Type High Energy Density Lithium-ion batteries
Battery Capacity 20800mAh | 80.36Wh | 4 x 5200 mAh
Battery Protection Battery Management System with Overcharge and Deep Discharge Protection
Cable Length 30 cm
Connector Type DC Jack IN: 5.5*2.1mm, OUT: 5.5*2.1mm, Additional Connectors : 5.5*2.1mm to 5.5*2.5mm (1), 5.5*2.1mm to 4.0*1.7mm (1), 5.5*2.1mm to 3.5*1.35mm (1)
Material Polycarbonate
Wall Mount Yes
Country of Origin India
Item Weight 1500 Grams

Zero-Lag Switching

  • Allows your Router/Modem to seamlessly continue functioning during power outages with no downtime.
19v mini UPS

24×7 Operation

  • Up to 3-6 hours Backup – 20000 Li-Ion Battery made of 4 x LG 5000mAh 5C High Energy Density Lithium ion Cells with Intelligent Battery Management System for Over-Charge and Low Battery Deep Discharge Protection.
Features 19v mini ups

Intelligent Charging

  • Comes with a True 19V 3.3A Adaptor for Fast charging and Powering Connected Devices simultaneously.
  • 3X Battery Life with Optimized CC-CV Charging algorithm ensures that the internal battery of Router Online UPS is charged safely and provide a much longer battery life.
19v mini ups for Asus

Supported Devices

  • Compatible with wide range of 19V WiFi Routers, 19V Modems, 19V ONT, 19V ONU, 19V WiFi Cameras, 19V CCTV Cameras, 19V Media Converters, 19V Smart Speakers, 19V Audio Equipments etc.

Portable & Light Weight

  • Quick installation with Plug and Play Design.
  • Comes with LED Indicator for Charging, UPS Running on Battery, Fully Charged. Easy to Operate | Wall Mount design | Removable 30cm Bridge Cable.

Frequently Asked Questions:

Router Online UPS has an intelligent battery management system that automatically charges the battery when the power is available and seamlessly switches to battery mode during power cuts.

Battery will only charge when UPS is connected to Adaptor with the power switch in the ON position.

Yes, connectors for thin pin routers are included in the package.

Q: What’s the backup time? How can I decide which model is suitable for my device?

A: Different make/models of routers, consume different amounts of current. Hence, backup time will depend on the make/model of the router from 3 to 6 hours.

You can choose the most suitable UPS for your Router from the list of the UPSs by getting the below-mentioned information:

1. What is the device you plan to use?
2. What is the working voltage and currently mentioned on the Adaptor or Router?
3. What is your expected backup time?

Q: How can I maintain the device’s lifetime?

A: When stored, the ups will self-discharge at a rate that is greatly affected by the ambient temperature. It should therefore be fully charged before being put into storage and if it is to be stored for a long period, it should be recharged periodically to prevent it from losing its original capacity.

If the UPS is not used for a long time, it is suggested to charge it once every 3~5months

Q: Do you have any other models?

A: Yes, we have various models with different voltage configurations, you can contact us at +91-8971090763 contact for more details.

Q: How long does the Router Online UPS provide power backup?
A: Up to 6 hours and depends on your make/model as power consumption varies with different OEMs.

Q: How do I know if Router Online UPS will work with my Wi-Fi Router? Is there a compatibility list?
A: Starwatt Wi-Fi Router Online UPS has a range of models that supports 5V, 9V, 12V powered Wi-Fi, Wi-Fi/ADSL Router. We also provide dual and triple output devices. Please ensure power compatibility by looking at the specification sticker on the backside of the Router/Modem and power adaptor before you place the order.

Q: How do I install Router Online UPS?
A: Router Online UPS is designed for DIY (Do It Yourself). It’s really simple to install – The installation guide in the packaging box will help you install Router Online UPS in less than 30 seconds.

Q: How long does it take to install Router Online UPS to my Wi-Fi Router?
A: 30 Seconds only.

Q: Does it work with ADSL/Wi-Fi Routers?
A: Yes. Please ensure to buy/use the model with appropriate power ratings.

Q: Will my Wi-Fi Router be affected anyway?
A: No, Router Online UPS is carefully designed with several safety protection circuits and a battery management system to ensure the safety of your Wi-Fi Router.

Q: I have an ADSL Router (Modem) and a separate Wi-Fi Router, Can Router Online UPS provide power backup to both?
A: Router Online UPS is primarily designed for a single device. However, you can use a splitter cable if the combined power ratings of your Modem and Router are less than the Router Online UPS specifications.

Q: Does Router Online UPS come with a warranty?
A: Yes, Router Online UPS comes with 1 Year warranty.

Q: Can I connect Router Online UPS with any 9V device?
A: Yes. Please check the power ratings of the Wi-Fi router before connecting to the Router Online UPS. If the Rater operational voltage is 9V, then it can be used to provide power backup to any 9V router.

Q: Can I use this outdoor?
A: No. The current version of Router Online UPS is designed for Indoor use.