In order to sleep for 5 seconds, use
await page.waitForTimeout(5000);
Full example based on Puppeteer minimal example:
// Minimal puppeteer example const puppeteer = require('puppeteer'); (async () => { const browser = await puppeteer.launch(); const page = await browser.newPage(); await page.goto('https://techoverflow.net', {waitUntil: 'domcontentloaded'}); // Wait for 5 seconds await page.waitForTimeout(5000); // Take screenshot await page.screenshot({path: 'screenshot.png'}); await browser.close(); })();