Leviton 48A00-1 Wireless 4-Button Keyfob Program to control any Leviton home control system feature, such as lights, temperatures, macros, and the security features of an Omni system Customize the top buttons to lock/unlock all doors, activate the alarm, turn off lights and AV equipment Uses CR2025 lithium ion battery, included Requires the use of a Leviton 64 Zone Wireless Receiver (Part Number 45A00-1) Leviton recommends professional installation on Security and Automation products. To find an installer in your area, please email dealer@leviton.com