eufy Security HomeBase3 S380 Hub+4-Pack Entry Sensors E20 | Home Security Systems with 4 Window & Door Sensors, 5-year Battery, Edge Security Center, Up to 16TB Storage, No Monthly Fee.

[Complete Entry Security, One Kit] Four Entry Sensors cover front, back, side doors and windows. One HomeBase S380 Hub connects, stores, and manages them. Please note that sensors and HomeBase are packaged in separate retail boxes and may arrive on different days.

[Instant Alerts & Coordinated Response] Hear instant chime alerts from your HomeBase when a door or window opens. Automatically trigger connected eufy cameras, lights, or the built-in 100 dB siren for a complete security response. Requires eufy app v6.0.00 or above.

[No Monthly Fees, Massive Expandable Storage] Save with 16 GB of built-in storage, expandable up to 16 TB via a portable hard drive (not included) for continuous recordings — with zero hidden costs or monthly fees.

[BionicMind AI & Uncompromised Privacy] With up to 99% facial recognition accuracy, HomeBase S380 filters false alarms by distinguishing family from strangers. Your data is protected with AES-256-GCM and ECC-256 encryption, accessible only to you.

[5-Year Battery Life & Hassle-Free Installation] Up to 5 years of continuous protection per sensor. Dual-side detection enables quick, error-free setup, and the bypass button lets you temporarily deactivate a sensor without disabling the rest.