import { EcoFlowAccessoryBase } from '@ecoflow/accessories/ecoFlowAccessoryBase';
import { ServiceBase } from '@ecoflow/services/serviceBase';
import { Characteristic, CharacteristicValue, WithUUID } from 'homebridge';
export declare abstract class OutletServiceBase extends ServiceBase {
    private readonly additionalCharacteristics?;
    private state;
    constructor(ecoFlowAccessory: EcoFlowAccessoryBase, additionalCharacteristics?: string[] | undefined, serviceSubType?: string);
    updateState(state: boolean): void;
    updateOutputConsumption(watt: number): void;
    updateOutputVoltage(volt: number): void;
    updateOutputCurrent(ampere: number): void;
    protected addCharacteristics(): Characteristic[];
    protected abstract processOnSetOn(value: boolean, revert: () => void): Promise<void>;
    protected tryAddCustomCharacteristic(characteristic: WithUUID<{
        new (): Characteristic;
    }>, characteristicType: string): Characteristic | null;
    protected updateCustomCharacteristic(characteristic: WithUUID<{
        new (): Characteristic;
    }>, name: string, valueFunc: () => CharacteristicValue, characteristicType: string): void;
}