At ElectricianSupplies.com we would love to be your source for Residential Signals & Detectors! Our knowledgeable Customer Service Reps will be happy to help with product information. Residential Signals & Detectors are stocked items that ship within #time#! At ElectricianSupplies.com you can always login to get updated shipping status. We appreciate the opportunity to serve you! Join our 80,000 satisfied commercial and residential customers.