Price
User reviews: UPS
Best UPS according to user reviewsApply →
Articles, reviews, useful tips
All materials![](/posts/files/6308/medium_pic.jpg)
LiFePO4: answers to the most frequently asked questions
Mini-guide on how to operate, store, charge LiFePO4 batteries
![](/posts/files/4892/medium_pic.jpg)
How to choose a surge protector
We consider from different angles the issues of protecting household appliances from too high or low voltage
![](/posts/files/5063/medium_pic.jpg)
Useful gadgets for programmers that increase efficiency
USB hub, widescreen monitor, comfortable chair and other useful gadgets for coders and IT industry workers
![](/posts/files/4800/medium_pic.jpg)
Common battery types
Pros and cons of common types of batteries