OKIDOKEYS Trend SMART-LOCK Bluetooth 4.0 Enabled Smart Lock for Smartphone, Compatible with iOS and Android 4.3 Easy to install no drilling, no wiring required works with ANSI Grade1 or 2 Single Cylinder deadbolt Lock & unlock your home door with your Bluetooth 4.0 smartphone compatible with iOS or Android 4.3 Create, share, revoke keys for family and friends, define different time-shifts adapted to each user Select from 6 opening rules for easy use; including hands free mode to unlock your door Receive notifications when your door is unlocked