import React from 'react';
export type FitnessToolUnitSystem = 'metric' | 'imperial';
export type FitnessToolUnitPickerProps = {
    displayValue: string;
    field: 'height' | 'weight';
    onChange: (next: FitnessToolUnitSystem, field: 'height' | 'weight') => void;
};
export declare const FitnessToolUnitPicker: ({ displayValue, field, onChange, }: FitnessToolUnitPickerProps) => React.JSX.Element;