1. Compact: This uninterruptible power supply is compact and easy to carry. It can be easily put into your bag or car, ensuring that you can power your devices on the go without increasing the size of your suitcase. 2. Long-lasting power supply: Use UPS power to extend the battery life of Wi-Fi devices, ensure the normal operation of your network router, maintain a stable Internet connection even in power outages, and provide seamless connectivity. 3. Wide compatibility: This power supply is compatible with 95% of mainstream routers and fiber optic modems on the market, supporting charging and uninterrupted use of various digital products, including security cameras, MP3 players and MP4 devices. 4. Safe and practical: The backup UPS has a flame-retardant shell, which is safe and long-lasting; the replaceable battery design allows you to replace the battery at any time without worrying about the battery life when you are out, providing uninterrupted power supply for your devices.