Full code memory

scraper.js

// import the required libraries
const puppeteer = require('puppeteer-extra');
const StealthPlugin = require('puppeteer-extra-plugin-stealth');

// tie Puppeteer Extra to the Stealth plugin
puppeteer.use(StealthPlugin());

(async () => {
    // start the browser in non-headless mode
    const browser = await puppeteer.launch({ headless: false });
    const page = await browser.newPage();

    // patch the navigator.deviceMemory and navigator.hardwareConcurrency properties
    await page.evaluateOnNewDocument(() => {
    
        // redefine navigator.deviceMemory to return a custom value (16GB RAM)
        Object.defineProperty(navigator, 'deviceMemory', {
            value: 16
        });

        // redefine navigator.hardwareConcurrency to return a custom value (8 CPU cores)
        Object.defineProperty(navigator, 'hardwareConcurrency', {
            value: 8
        });
    });

    await page.goto('https://abrahamjuliot.github.io/creepjs/');

    // use setTimeout to wait for the page to load for easy navigation
    await new Promise(resolve => setTimeout(resolve, 100000));

    await browser.close();
})();