In the case of full power, which model? what is the price?
After the power outage UPS power supply time is determined by its back-up battery to the general standard UPS battery is equipped with UPS output power of the full load for one hour.You only need to use a computer, a home computer power The maximum is 300W, the equipment with 500W (consider the boot current) can meet the power supply conditions for two hours, you need a long time power supply, the backup battery can be increased. According to the battery capacity, more than twice the battery power supply time Two hours to calculate the original battery can also be replaced by large capacity, the calculation of the same as above.
Backup time is also short, you look at the instructions, and then refer to add the battery.
Specifically here to see it
Prices from high to low
Ordinary household UPS ten minutes to half an hour
The proposal is 500V, can be used in the power after 10-15 minutes continuous continuous UPS work on the heat requirements are high.
Seven or eight hours or even higher UPS is for the server & professional business people (at 1000 yen or more)
Uninterruptible power supply is generally used to regulate and prevent data after the power is not saved and lost. Is not used in the absence of electricity when a long time to the computer power supply.