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博文

目前显示的是 十二月, 2018的博文

Why do you make a dual head emergency light?

Emergency light  makes it double headed, it is to be below emergency circumstance, can illuminance is taller, illume limits is larger, facilitate escape and rescue. 1. Under normal circumstances, the emergency light is connected to the power supply, which means that it is ready to deal with emergency situations at any time. In case of failure or abnormality,  dual head emergency light  will automatically turn on. 2. there is a battery in the emergency light, in the state of accident lighting is by the battery discharge. Because  led emergency lights  work only in emergency situations, they are almost always charged during normal times. In order to prevent the battery from overcharging and ensure the normal use of  emergency lights , users of emergency lights are required to discharge the emergency lights once a month. And record the discharge time, when the discharge time is less than 30 minutes need to replace the emergency lights.