XMARTO 100% Wire-Free Solar Home Security Camera System Wireless, 4-Set 2K 4MP QHD CCTV Camera Kit with 4K 10CH Expandable WiFi NVR + 2 WiFi PTZ Security Cameras with Color Night Vision

All-Weather-Charge Technology (AKA XMARTO Trickle-Charge) - XMARTO solar cameras are powered with All-Weather-Charge technology. The solar panels supply power to cameras even in rainy and snowy days, to keep the cameras working with non-stop power.
Long Range WiFi Coverage powered with long range WiFi video transmission, in line of sight, the cameras work at a distance of up to 1300ft from the NVR, making them easy to install around your house.
4K 10-channel WiFi NVRthe 10-channel NVR supports cameras with up to 4K resolution, and outputs up to 4K video to a monitor/ TV. With micro SD card slot and 2.5" SATA HDD dock, you can use any storage among SD card, SATA HDD, SATA SSD or Cloud Storage.
PIR Thermal True Detectionwith PIR thermal sensors and humanoid detection, the cameras avoid most false alerts and send App/ email alerts when people, animals or vehicles detected, helping you to take care of your properties and loved ones with ease.
Auto Tracking - the security camera wireless features auto tracking technology. It automatically tracks movements and records activities. The camera also features Auto Panoramic Cruise and Auto Presets Patrol. You can easily have the camera scan 360 degrees or patrol preset spots automatically.