Smart4G Solar PTZ outdoor surveillance camera is the best choice for outdoor use. Rechargeable battery and solar panel: low energy consumption, no power connection required, fully dependent on rechargeable solar panel and battery. Solar charging, Remote View: 8W solar panel with built-in 6*18650 batteries for constant power supply, IP67 waterproof for outdoor use, It can be charged when it rains, it supports remote viewing through Phone Built-in 4G SIM Card Slot for Internet Connection Infrared Night Vision,White LED Light and Color Night Video Recording: 90 feet night vision distance, once it detects someone at night, the white LED will auto turn on to scare off the intruder. It also serve as floodlight and also provides enough lights for color video recording at night. Two-way Audio: Pan, Tilt and zoom 4G ptz camera with solar panel is an effective monitor for home or business; no matter how busy you are, you can talk to your families in the office or on a business trip.