Emergency light on/off device in case of power failure using household appliances

摘要

This ancient case is about the electrical appliances equipped to prevent power failure, especially in the case of power failure for decoration, and in the case of emergency power failure, about v.cr (VCR).;The bitter cases we have seen,In case of power failure of household appliances using microcomputers, on the equipment installed on the emergency light,Connect to the main power supply, supply the lamp with batteries (10) andThe battery's position port is connected, and the power cut circuit switch (11) andThe typewriter of the switch and a lamp (12) in series and,The electric light typewriter is connected to an electronic device,Beth is connected to the output port of Mike (4).