SF550 4.3 inch Infrared Video Doorbell Motion Detection Door Security System - Gold

• Easy installation

• Suitable for most door thicknesses

• Can take photos and videos

• With motion detection, active safety protection

• 4.3 inch larger screen and viewing angle, better and clearer vision

• Built-in 2400mAh battery, long-lasting battery life

• Supports up to 32G memory card (not included)

Specification:

• Screen size: 4.3 inch

• Material: ABS engineering plastic

• Viewing angle: horizontal 120°, diagonal 170°

• Storage method: FT card (support 1-32G)

• Suitable for door hole diameter: 14-28mm

• Suitable door thickness: 35-120mm

• Camera: 5 million pixels

• Recording mode: photo, video

• Battery capacity: 2400mAh

• Infrared light: 2pcs 850NM

• Operating environment: -20? ~50? 

• Doorbell music: 12 chord sounds

• Motion detection: sensing distance 1-3 meters

• Size: indoor unit 146x97x20mm, outdoor unit 61.5x61.5x13.5mm