No Wi-Fi, no power, no problem. With the upgraded solar panel and powerful battery, this security power is self-sustaining. The Eufy S330 is not tied to a specific location or network. With 4G and Wi-Fi connectivity you can place the camera almost anywhere, at home or away. It has light and sound alarm, two-way audio and 360° viewing with AI tracking. Compatible with Google Voice Assistant and Alexa. The S330 is also built for harsh conditions, so it will keep working through rain, dust and extreme temperatures.