Secure Keyless Entry, Entry via Wired Touchscreen Keypad, Entry via Fingerprint, App, Apple Watch, Entry via Voice Assistant, Physical Key, Lasts for 100,000 Unlocks, Compatible with eufy Security Doorbells, 8 Months of Battery Life, eufy Security App for iOS & Android, Use with Amazon Alexa & Google Assistant, IP53 Rated for Water Protection. Implement keyless entry for your home rental property or business with the nickel C220 Smart Lock from eufy Security. Featuring multiple ways of unlocking this lock grants access via the eufy Security app fingerprint wired touchscreen keypad Apple Watch voice assistant or a physical key. Tested to last for over 100 000 unlocks this lock will be functional for over 30 years.Remote unlocking and management from anywhere is possible via the eufy Security app for iOS and Android. Compatibility with Amazon Alexa and Google Assistant enables seamless voice commands. This lock is housed in an IP53-rated enclosure for protection from water.