There are 2 different versions of the surveillance camera:
WIFI Version:
only work with WI-FI connect
Not support 4G

4G Version:
only work with 3g/4G network
via SIM Card
NOT support WIFI

Main Features:
Solar Powered Wifi /4G PTZ Camera
1/2" progressive CMOS sensor, 3MP high resolution
Built-in solar energy and chargeable battery(Batteries not included)
Super low power consumption,the camera quickly sleeps and wakes up quickly to achieve intelligent power saving Loud two-way talk with noise cancellation
3.0 Megapixel
90° wide viewing angle
Support PIR motion detection,alarm push to mobile phone
Support mobile phone & PIR detection wake up
Support Micro SD card up to 128GB,Cloud storage(First month Free)
100% Wire-Free, Plastic Shell Material
IP66 Waterproof for outdoor
Use PIR Alarm, Human Motion Detection
30M Color Night Vision/IR Night Vision
Audio Input: build-in Mic
Audio Output: build-in Speaker
8W Solar Panel Charging Meanwhile electrify for camera
Working temperature: -30 to 60 Degree