Tuya Smart Home Video Doorbell Outdoor Wirele Doorbell 5G/2.4GHz WiFi Camera Waterproof 1080P Night Vision Security Protection Features: 1. Two 21700 specification batteries work regularly for 5-8 months. 2. Million HD Pixels with Ultra-thin 2.6MM Wide-AngleLenses. 3. Support waking up device by mobile phone within 1second. 4. 2.4G/5G Wi-Fi connection. 5.On line visitor: up to 5 people are online at the same time. 6. High quality two-way talk with noise cancellation. 7. Day and night mode can be switched automatically. The image is clearly and visible for your safety and family security no matter its day or night. 8. Audio and secure storage: Home security video doorbell camera allows you to talk to visitors wherever you are, real-time video at any time, wirele video doorbell has a large storage area. 9. Support PIR human body infrared detection. It will push alarm information to your mobile phone APP immediately when someone is at the door. 10. IPX65 Waterproof grade, doorbell can not be afraid of wind and rain Specifications: USB Charge Port:use 5V/2A USB standard changer and micro USB cable to charge the camera(Including micro USB cableResolution:1920*1080PAudio:Two-way talk with noise cancellationRecording:TF card ( Above C10 high speed brand card is needed)Storage:Cloud Storage or 8~32GB TF cardBattery:2PCS 21700 batteries in doorbell (5000mAh * 2)Monitoring:Motion Detection, Remote Live ViewNotifications:Push Notifications within1 secondDevice Wake up:Within 600 msPower Consumption Power Consumption Standby 120 uA,Working 170 mA APP: TuyaWiFi: 5G/2.4GhzChime: OptionalItem Type: Video DoorbellPixels Lens: 166 wide-angleAC Power: support 12v-24vNight vision: 6 pcs Infra-Red LED LightsWake up: Push Button/PIR/Mobile Phone APPTemperature setting: working: - 20 ~ 50 , humidity < 95%,storage: - 20 ~ 70 , humidity < 95% Notice: Please allow 1-3mm difference due to manual measurement.Due to different displays and different lighting, pictures may not show the actual color of the item. thanks for your understanding