It is a logo for a dying battery. It is a battery shape but with a line through it stating that it is either low or that it is dying. It has lines going vertical to display how many bars are left that are still charged.
This No Battery icon is made in flat color style
. This format was developed by Icons8 designer team and became immensely popular for use in web and mobile applications. Feel free to download this icon in PNG format for free, or unlock other formats for $5. Unlike other icon packs that have merely hundreds of icons, this monster icon pack contains 6,200 icons, all in the same style and quality.