. , . , .
– , . (380 ) . , , .
, , , , . , , . :
- . , 2 . .
- . , . , .
- . , . . - . , .
:
- . , .
- . , .
- . .
, . .
:
- «». 2 , .
- «». 2 . .
- UPS. 3 . . UPS- .
, / , . :
- . .
- . .
- . .
1,2; 1,5; 1,8; 3; 4; 5 . 10 . – .
, . . .
1-8 . , . , .
5 , , , , , . . , – . .
, . , . 20-30 % . .
:
- (, ). . .
- (, -). , . .
:
- . .
- . .
- . .
USB- , , . , , , . , .
– . , . , .
You need to buy only high-quality filters and with a guarantee. It is desirable that its term is 5 years. You should not choose a filter with contacts made of cheap metals, they overheat and cause ignition of the housing. Quality devices are made from non-ferrous metals. The extension casing must be fireproof. A suitable extension cord extends the life of the equipment.