streamdeck-typescript/src/interfaces/events/device/device-did-connect.event.ts

This library will help you build elgato stream deck plugins in typescript

import { DeviceType } from '../../enums';

/**
 * Data send from the deviceDidConnect event
 * @category Event Data
 */
export interface DeviceDidConnectEvent {
    event: 'deviceDidConnect';
    device: string;
    deviceInfo: {
        name: string;
        type: DeviceType | number;
        size: {
            columns: number;
            rows: number;
        };
    };
}