[Solar camera with built-in 4000mAh battery] - Wireless security camera with built-in 4000mAh battery with solar panel. The solar camera can be charged via the included USB charging cable or solar panel for your placement needs. The solar panel needs to be installed in direct sunlight. (Only support 2.4GHz WiFi, not support 5GHz WiFi) Please make sure the router has enabled 2.4Ghz band before connecting. If the router supports both 2.4Ghz and 5Ghz, please select the network with 2.4G in the mobile app. [PIR Motion Detection & 2-Way Talk] - Wireless outdoor surveillance camera with PIR human infrared detection function can intelligently distinguish the passing of people, cars and pets, and reduce false alarms caused by wind, rain and so on. When the camera detects motion, it will push the alarm to your phone in real time. 2.4GHz WiFi camera with built-in microphone, you can communicate with your family anytime and anywhere on the app. [2MP HD Images & Color Night Vision] - 2MP s