This waterproof outdoor wireless doorbell system features a 1000mAh battery. After a full charge, the doorbell offers long standby time, long-lasting stability, and strong recovery. Its waterproof cover makes it easy to use in rainy environments. The 170° wide-angle view and LED fill light for night vision provide a clear view even on dark nights. This wireless intercom records the entire view of the door without blind spots and captures every detail with exceptional visual clarity. This wireless doorbell camera requires no app download or installation, no network connection, 2.4G wireless Bluetooth interconnection, one-click pairing, and the indoor monitor allows you to view the outdoor video camera. Make your home more secure by allowing you to see, hear, and communicate with people outside when someone rings your doorbell. The wireless doorbell camera also allows you to easily use the video and photo storage functions. Photo and video functions: When you press the doorbell (video recording can only be started by inserting a TF card), automatic recording and snapshots can be set. The indoor monitor automatically takes photos and starts recording. The system can save photos, cancel loops, and save the latest photos and videos. This wireless video intercom features a 4.3-inch screen and an 800W HD camera, making the system easy to use. It offers clearer images, perfect real-time online monitoring and visual intercom, clear recording, and a perfect presentation of the scene outside the door. Even if family members, such as children or the elderly, don't have cell phones, you can still know who's at your door. The wireless video intercom supports two-way conversation, and powerful speakers and a high-sensitivity microphone ensure clear and stable visual communication. 1. The wireless camera extender supports wireless mode, but the indoor monitor must be connected to a power source. The indoor monitor's built-in battery is intended for emergency backup use only. 2. The indoor monitor only displays the status of the external camera when the connected outdoor doorbell rings. It does not support viewing the external surveillance feed when no one is at the door.