expo-constants

import React from 'react';
import Constants from '@amazon-devices/expo-constants';
import {StyleSheet, Text, View} from 'react-native';

export const App = () => {
  return (
    <View style={styles.container}>
      <Text style={styles.text}>
        isHeadless: {String(Constants.isHeadless)}
      </Text>
      <Text style={styles.text}>
        statusBarHeight: {Constants.statusBarHeight}
      </Text>
      <Text style={styles.text}>
        systemFonts: {Constants.systemFonts.join(', ')}
      </Text>
    </View>
  );
};

const styles = StyleSheet.create({
  container: {
    flex: 1,
    backgroundColor: 'white',
    justifyContent: 'center',
    alignItems: 'center',
  },
  text: {
    fontSize: 30,
    color: 'black',
  },
});