1. The product quickly sleeps and wakes up quickly to achieve intelligent power saving 2. 2 million pixel high-definition image, intelligent dual-light full-color night vision 3. Built-in 14400mAh rechargeable lithium battery, continuous charging of removable solar panel, ultra-low power consumption, ultra-long standby 4. Built-in microphone and speaker, support two-way voice intercom 5. Built-in PIR alarm sensor, providing accurate and instant alarm, mobile phone APP push 6. Support cloud storage and 128G TF card local storage. 7. APP supports Android/iOS 8. IP66 outdoor protection 9. Support 4G(TD-LTE,TD-LTE / LTE FDD???TD-LTE / LTE-FDD)