The integrated 2K sensor in combination with advanced distortion correction ensures that recordings of visitors are particularly sharp. Eufy Security products protect your home and your wallet - without any hidden costs or fees. Thanks to the 6-month battery life after just one charge and the integrated rechargeable battery, your home is completely secure. The extended 4:3 aspect ratio gives you a clear head-to-toe image of all visitors. Whether postman or parent - feel completely safe at all times. Eufy Security technology cleverly distinguishes between people, birds, dogs and leaves in the wind, effectively reducing false alarms so you are only notified in real time when the time is right.