import type { Service } from 'homebridge';
import type { GoveePlatform } from '../platform.js';
import type { GoveePlatformAccessoryWithControl, ExternalUpdateParams } from '../types.js';
import { GoveeDeviceBase } from './base.js';
/**
 * Purifier device handler for H7122 model.
 * Supports on/off, 5-speed control, lock, display light, and PM2.5 air quality sensor.
 */
export declare class PurifierH7122Device extends GoveeDeviceBase {
    private _service;
    private airService;
    private cacheMode;
    private cacheLock;
    private cacheDisplay;
    private cacheAir;
    private cacheAirQual;
    private displayLightChar?;
    constructor(platform: GoveePlatform, accessory: GoveePlatformAccessoryWithControl);
    get service(): Service;
    init(): void;
    private internalStateUpdate;
    private internalSpeedUpdate;
    private internalLockUpdate;
    private internalDisplayLightUpdate;
    externalUpdate(params: ExternalUpdateParams): void;
    private handleSpeedUpdate;
    private handleLockUpdate;
    private handleDisplayUpdate;
    private handleAirQualityUpdate;
}
export default PurifierH7122Device;