export declare const USE_METER_STATE_KEYS: readonly ["value", "min", "max", "low", "optimum", "high"];
export declare const METER_STATE_KEYS: readonly ["value", "min", "max", "low", "optimum", "high", "percent", "status"];
export declare const METER_KEYS: readonly ["value", "min", "max", "low", "optimum", "high", "percent", "status"];