Can be checked by entering the fire emergency lighting battery access lamp? To simulate a power failure while one to hai sure bulbs are working as normal. The test duration is not less than 60 minutes during this time to check every lamp by looking with the eyes story to make sure it works correctly.
You can check by entering an emergency electric lamp battery lamp. To simulate the failure of the power supply for a while to make sure the bulb is working. Test period of no less than 60 minutes during this period to check every batch with a lamp with an eye to make sure it works properly.
To investigate emergency lamp by entering the fire from the batteries to the bulb. To simulate the failure of a power supply for a period of time to confirm that the lamp work as usual, duration test not less than 60 minutes.