eufy Smart Lock C33(Nickle)Seamless Fingerprint Recognition with Handle Grip: Unlock instantly with advanced biometric technology that learns and adapts to your usage. Effortless access for every family member, including parents and children. Integrated Wi Fi for Remote Access: Control your doors from anywhere using the app. Features include access management, real time notifications, and detailed event history. Powered by 8 AA Batteries: Provide reliable and consistent power