/**
 * Auto power off time with USB power supply.
 *
 * For RICOH THETA A1
 */
export declare const OffDelayUsbEnum: {
    /** Do not turn power off. */
    readonly DISABLE: "DISABLE";
    /** Power off after 10 minutes.(600sec) */
    readonly OFF_DELAY_10M: "OFF_DELAY_10M";
    /** Power off after 1 hour.(3,600sec) */
    readonly OFF_DELAY_1H: "OFF_DELAY_1H";
    /** Power off after 2 hour.(7,200sec) */
    readonly OFF_DELAY_2H: "OFF_DELAY_2H";
    /** Power off after 4 hour.(14,400sec) */
    readonly OFF_DELAY_4H: "OFF_DELAY_4H";
    /** Power off after 8 hour.(28,800sec) */
    readonly OFF_DELAY_8H: "OFF_DELAY_8H";
    /** Power off after 12 hour.(43,200sec) */
    readonly OFF_DELAY_12H: "OFF_DELAY_12H";
    /** Power off after 18 hour.(64,800sec) */
    readonly OFF_DELAY_18H: "OFF_DELAY_18H";
    /** Power off after 24 hour.(86,400sec) */
    readonly OFF_DELAY_24H: "OFF_DELAY_24H";
    /** Power off after 2 days.(172,800sec) */
    readonly OFF_DELAY_2D: "OFF_DELAY_2D";
};
/** type definition of OffDelayEnum */
export type OffDelayUsbEnum = (typeof OffDelayUsbEnum)[keyof typeof OffDelayUsbEnum] | number;
/**
 * Get time(seconds) from OffDelayEnum
 * @param offDelayUsb enum of OffDelayUsb
 * @returns time(seconds)
 */
export declare function offDelayUsbToSeconds(offDelayUsb: OffDelayUsbEnum): number;
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