Tuya Smart APP ControlWorks with TuyaSmart/Smart Life APP, remote access to real-time video, two-way audio intercom, and share device with family members.85° Wide Viewing Angle & IR Night Vision85-degree wide-angle lens covers more areas; built-in infrared night vision ensures clear monitoring day and night.800mAh Rechargeable BatteryBuilt-in 800mAh lithium battery, low power consumption for long standby, USB rechargeable design for easy maintenance.Wireless WiFi Connection & Easy Install2.4G WiFi transmission, no complex wiring needed; simple mounting with included accessories, perfect for home, apartment.Home Security ProtectionInstant app alerts when doorbell pressed, real-time video monitoring, photo/video recording, enhance your home safety level. | Cluzine | | Doorbell Tuya Smart WiFi Video Doorbell Camera Night Vision 85° View 800mAh Battery Two-Way Audio Intercom | Best Buy