Latest Winmax Polar H4 user agents:

User Agent	Browser	Platform
Mozilla/5.0 (Linux; Android 8.1.0; PolarH4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/97.0.4692.87 Mobile Safari/537.36	Chrome Mobile 97	Android 8
Mozilla/5.0 (Linux; Android 8.1.0; PolarH4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.106 Mobile Safari/537.36	Chrome Mobile 83	Android 8