17 cm x 17 cm x 3.7 cmOperating conditionsIndoor use, 0C to 40Siren104 dB @ 30cmConnectivityEthernet, Wifi, and Z-Wave (plus Cellular Backup with Ring Protect Plus subscription)

One year limited warranty and service included. If you are a consumer, the limited warranty is in addition to your consumer rights and does not jeopardise these rights in any way. Use of Ring Alarm Kit is subject to the terms found here.Software Security UpdateThis Ring device receives guaranteed software security updates until at least four years after the device is last available for purchase as a new unit on our websites. Learn more. If you already own a Ring device, visit Software Security Updates in Ring Control Center for information specific to your device.Ring Alarm Keypad - 2nd GenPower100-240V 50/60Hz AC Adapter & built-in rechargeable battery backup included

10.5 cm x 11.2 cm x 1.9 cmOperating conditionsIndoor use, 0°C to 40°CSiren75 dB @ 30cmInstallationWall mount with Quick-Release Bracket or place on a flat surfaceSecurity Modes“Disarmed” deactivates your sensors and allows you to move freely throughout the house. “Away” activates all your sensors to protect your home while you’re away. “Home” only activates select sensors to give you flexibility.ConnectivityZ-Wave (76m range to Base Station open air, line of sight)Setup requirementsRequires Ring Alarm Base Station (sold with Alarm Security Kit). Compatible with 1st and 2nd generationRing Alarm devices and accessories.

One year limited warranty and service included. If you are a consumer, the limited warranty is in addition to your consumer rights and does not jeopardise these rights in any way. Use of Ring Alarm Kit (2nd Generation) is subject to the terms found here.Ring Alarm Contact Sensor - 2nd GenPower2x CR2032 Lithium Coin Cell 3V batteriesOperating conditionsIndoor use, 0C to 49C

4 cm x 5.3 cm x 1.4 cmConnectivityZ-Wave (76m range to Base Station open air, line of sight)InstallationMount to door or window frameMaximum distance between sensors2.54 cmSetup requirementsRequires Ring Alarm Base Station (sold with Alarm Security Kit). Compatible with 1st and 2nd generation Ring Alarm devices and accessories.

One year limited warranty and service included. If you are a consumer, the limited warranty is in addition to your consumer rights and does not jeopardise these rights in any way. Use of Ring Alarm Kit (2nd Generation) is subject to the terms found here.Ring Alarm Motion Detector - 2nd GenPower2x AA batteries

6.6 cm x 6.6 cm x 3.6 cmOperating conditionsIndoor use, 0C to 49CConnectivityZ-Wave (76m range to Base Station open air, line of sight)InstallationMounts to room corners or flat wallsSetup requirementsRequires Ring Alarm Base Station (sold with Alarm Security Kit). Compatible with 1st and 2nd generation Ring Alarm devices and accessories.

One year limited warranty and service included. If you are a consumer, the limited warranty is in addition to your consumer rights and does not jeopardise these rights in any way. Use of Ring Alarm Kit (2nd Generation) is subject to the terms found here.Ring Alarm Range Extender - 2nd GenPower100-240V 50/60Hz AC Adapter & built-in rechargeable battery (lithium ion) backup included

4.7 cm x 8.1 cm x 3.5 cmOperating conditionsIndoor use, 0C to 40CConnectivityZ-Wave (76m range to Base Station open air, line of sight, extends Z-Wave a further 76m)InstallationPlugs into a standard electrical socketSetup requirementsRequires Ring Alarm Base Station (sold with Alarm Security Kit). Compatible with 1st and 2nd generation Ring Alarm devices and accessories.

One year limited warranty and service included. If you are a consumer, the limited warranty is in addition to your consumer rights and does not jeopardise these rights in any way. Use of Ring Alarm Kit (2nd Generation) is subject to the terms found here.