HomeAddonsThe Stair Kit The Stair Kit$98.00 Includes: 2 Movement Sensors The Stair Kit quantity Buy now Category: Addons Product ID: 18392 Description Description Includes: 2 Movement Sensors You may also like… The CORE Monitoring Kit $597.00 Buy now Related products The Basement Kit $294.00 Buy now The Garage Kit $147.00 Buy now