import type { Service } from 'homebridge';
import type { GoveePlatform } from '../platform.js';
import type { GoveePlatformAccessoryWithControl, ExternalUpdateParams } from '../types.js';
import { GoveeDeviceBase } from './base.js';
/**
 * Heater device handler (single outlet-based heater).
 * Uses temperature from a linked sensor to control on/off state.
 */
export declare class HeaterSingleDevice extends GoveeDeviceBase {
    private _service;
    private readonly temperatureSource;
    private cacheTemp;
    private cacheHeat;
    private initTimeout?;
    private intervalPoll?;
    private updateTimeout;
    constructor(platform: GoveePlatform, accessory: GoveePlatformAccessoryWithControl);
    get service(): Service;
    init(): void;
    private internalStateUpdate;
    private internalTargetTempUpdate;
    private internalCurrentTempUpdate;
    private getTemperature;
    externalUpdate(_params: ExternalUpdateParams): void;
    destroy(): void;
}
export default HeaterSingleDevice;