PIR Motion Detection & Realtime Security AlertsWhen no one is active, the camera will not consume battery power when it enters the dormant state, but it will not affect the normal monitoring of the camera.What is PIR Detection?- Only triggered by bodys, human, petsSleep State- When no one is active, the camera will not consume battery power when it enters the dormant state, but it will not affect the normal monitoring of the camera.TF Card & Cloud StorageSD Card is option- Max 128G SD card Record and Cloud Storage recording ( needs extra fee ) ,data security is more stable . If you want to keep using Cloud Service, you just need to pay for it , if you don't need to use , it will stop it automatically when you don't pay for the fee .How to install the SD Card and SIM Card?Waterproof IP66- The weather resistant body and housing enable it to work perfectly even in bad weather, like in heavy rains.Real-Time Two Way Audio Communication- You will get a camera with microphone and speaker. You can talk with your family at any time, anywhere like working, traveling, or on a business.- 4G Version needs 4*18650 Convex battery, Version needs 2*18650 Convex battery. Size is 18x65mm,3.7v.Product Size- Outdoor waterproof 3G 4G SIM Card CameraProduct Size- Solar panel camera. The solar panel can power the battery and make the camera work normally.- 4G Version: Only supports 4G SIM Card to work, support 4pcs 18650 batteries Version: Only supports 2.4G work, supports 2pcs 18650 batteries- Image: HD 1080P / 2.0MP image sensor- Storage Method: Support SD card (Maximum 128G) and Cloud Storage (Need to pay)- PIR detection wakes up, when no one is active, the camera will go to sleep. The camera will automatically wake up when it detects human movement.- Color night vision function: built-in 2pcs infrared LED lights and 2pcs White light. Can illuminate the area ne