The Yale August Wi-Fi Smart Lock Matte Black ASL-05 Smart Deadbolt is a modern single cylinder deadbolt suitable for front and side entrance doors. It is compatible with Google, Smartthings, Apple, Alexa, and Samsung. The lock features Wi-Fi connectivity and is compatible with Apple HomeKit, Hey Google, Amazon Alexa, and Samsung SmartThings. The lock is made of aluminum, chrome, and metal and has a matte finish. The item weighs 1.61lbs and comes unopened in its original packaging.