Video Doorbell with Homekit WiFi SVD-C03 Aqara

Features
Face recognition: Yes
Product colour: Black
Works with Amazon Alexa: Yes
Weatherproof: Yes
Works with the Google Assistant: Yes
Volume: 95 dB

Power
Input voltage: 12-24 V
Number of batteries supported: 6
Power source type: AC, Battery, DC
Battery life: 4 month(s)
AC input frequency: 50/60 Hz
Battery type: AA
DC input voltage: 8-24 V
USB port type: USB Type-C
Battery voltage: 1.5 V

Operational conditions
Operating relative humidity (H-H): 0 - 95%
Operating temperature (T-T): 18 - 50 °C

Weight & dimensions
Package height: 73 mm
Height: 28.4 mm
Depth: 65.2 mm
Width: 65 mm
Weight: 68 g
Package depth: 148 mm
Package weight: 550 g
Bell height: 14.2 cm
Package width: 96 mm
Bell weight: 163 g
Bell width: 6.5 cm
Bell depth: 3.04 cm

Performance
Maximum memory card size: 512 GB
Compatible memory cards: MicroSD (TransFlash)
Card reader integrated: Yes

Packaging content
Number of batteries included: 6 pc(s)
Mounting bracket(s) included: Yes
Screws included: Yes
Manual: Yes
Batteries included: Yes

Ports & interfaces
Wi-Fi standards: Wi-Fi 4 (802.11n), 802.11g, 802.11b
Connectivity technology: Wireless
Wi-Fi: Yes

Camera
Supported video modes: 1080p
Maximum video resolution: 1920 x 1080 pixels
Night vision: Yes
Built-in camera: Yes
Field of view: 162°