eufy Security Entry Sensor, Detects Opened and Closed Doors or Windows, Sends Alerts, Triggers Siren, 2-Year Battery Life, Requires eufy Security HomeBase, Links with HomeBase-Connected Devices

eufy Security, Entry Sensor, Detects Opened and Closed Doors or Windows, Sends Alerts, Triggers Siren, 2-Year Battery Life, Indoor-use Only, Requires HomeBase S280 or HomeBase S380

eufy Security Home Alarm System Motion Sensor, 100° Coverage, 30 ft Detection Range, 2-Year Battery Life, Adjustable Sensitivity (HomeBase Required)

eufy Security Siren, 105 dB Wireless Alarm, IP65 Weatherproof, Remote Alerts, 2-Year Battery Life, HomeBase Required, Compatible with HomeBase S380 and S280, App Control, Easy to Install