Bullet_point: ['Compatible with Z Wave home automation systems. Z Wave certification numbers: ZC08-13100007; ZC08-10020007; ZC08-11110001', 'Does NOT work via Zigbee, and is incompatible with Xfinity', 'For use on exterior doors where keyed entry and security is needed. Replaces any deadbolt for keyless entry convenience', 'Program up to 30 custom user access codes. Lock your door with the touch of a button', 'Works with Alexa for voice control (hub required, Alexa device and hub sold separately)'] (Page 1)