For general installation and configuration take a look at the ngx-core-components package.
// app.component.ts
import { DBTooltip } from '@db-ux/ngx-core-components';
@Component({
// ...
standalone: true,
imports: [..., DBTooltip],
// ...
})
<!-- app.component.html -->
<db-button aria-describedby="tooltip-01">
Hover on me to open Tooltip
<db-tooltip id="tooltip-01">Tooltip</db-tooltip>
</db-button>