The main applicable scope and function: automatic emergency function for a wide range of products, do not install any switch, only need to install can work normally in the original holder, not power automatically when the electric bulb by default, and in the process of using the automatic internal battery charging, automatic shutdown charging function when the battery is fully charged (in order to avoid damage to the battery, overcharge) in power circuit within the bulbs in 3 seconds automatically converted into emergency mode: the internal battery (emergency time 3-5H) when the battery with the remaining less than 30% battery internal line automatic closing emergency function (discharge / discharge so as not to damage the battery). Usually can also use as a flashlight bulb (hand touch at the bottom of the light bulb can light bulb) hardware part
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