Product Description:Tuya Wireless Doorbell Home Welcome Doorbell Smart Outdoor Doorbell Camera Night Vision HD Video Doorbell Voice ChangerUltra-long standby: No need to disassemble and cycle for charging. Built-in lithium-ion large-capacity battery with ultra-long standby time. The doorbell is powered by a built-in large battery and does not require frequent charging; the ringer is powered by USB, making it simple and convenient to use.Video call: Easily deal with visiting guests. When someone rings the doorbell, the doorbell will push a notification to the mobile phone, and the owner can enter the video call interface on the mobile phone.Portable installation: can be pasted and drilled. Supports adhesive backing, no need to drill holes, and supports drilling installation. No need to plug in, convenient and worry-free.Screenshot: Store it in the cloud for security protection. When a visitor presses the doorbell, it can capture the visitor's picture and save the record to the cloud, so that the mobile APP can view past pictures at any time, making it safer and more secure.Name: Smart doorbellMaterial: ABS plastic electronic componentsColor: black, whitemaximum. Resolution: VGA, 640*480Day and night mode switching: automaticInfrared light control: automatic, adjustable sensitivityInfrared light wavelength: 850nmMotion detection: automatic, adjustable sensitivityConnection method: 2.4G WiFiWorking temperature: -10~45Working humidity: 95%Doorbell battery capacity: 800mAhpacking list:1*Smart doorbell (including lithium battery)1*USB cable1*User Manual1*Some screwsPress the doorbell and automatically store it in the cloud, snap 2 pictures, store them in the cloud and push messagesWhen a visitor presses the doorbell, 2 visitor photos can be taken and the visitor record saved to cloud storage.Live video calls to easily deal with visitorsBy supporting the voice-changing function of switching between multiple modes, the APP has a voice-changing function, so that girls are not afraid to be alone at home. They can change their voice to become an uncle. The child is at home, someone rings the doorbell, and the adult is outside, which can protect the child's safety. When someone rings the doorbell, the doorbell will send a push notification to the mobile phone. The owner can enter the mobile phone video call interface, and the mobile phone APP can view and understand the status of the people at the door in real time.feature:Wireless Video Doorbell Camera: Supports 2.4G WiFi and APP connection, 480P high resolution, presenting you with clearer pictures and videos and more details 2-way audio: Built-in microphone, you can see and talk to visitors anytime and anywhere.Night vision: built-in high-quality IR LED lamp beads and light sensor, clear images