expo-device

import React, {useEffect, useState} from 'react';
import {StyleSheet, View, Text} from 'react-native';
import * as Device from '@amazon-devices/expo-device';

export const App = () => {
  const [deviceType, setDeviceType] = useState<Device.DeviceType>();
  const [uptime, setUptime] = useState<number>();

  useEffect(() => {
    Device.getDeviceTypeAsync().then(setDeviceType);
    Device.getUptimeAsync().then(setUptime);
  }, []);

  return (
    <View style={styles.container}>
      <Text style={styles.text}>manufacturer: {Device.manufacturer}</Text>
      <Text style={styles.text}>modelName: {Device.modelName}</Text>
      <Text style={styles.text}>
        is TV: {String(deviceType === Device.DeviceType.TV)}
      </Text>
      <Text style={styles.text}>uptime: {uptime}</Text>
    </View>
  );
};

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