eufy Security Entry Sensor E20, Window & Door Alarm, 5-Year Battery
Original price was: $44.99.$35.99Current price is: $35.99.
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[5-Year Battery Life] Up to 5 years of continuous protection from a single CR123A battery. No frequent replacements, minimal maintenance.
[Instant Alerts & Smart Automation] Hear instant chime alerts from your HomeBase when a door or window opens. Trigger connected cameras or lights automatically. Requires eufy app v6.0.00 or above.
[Convenient Bypass Button] Simply press the bypass button to temporarily deactivate the sensor, allowing you to open the door without triggering an alarm. Your other sensors remain active.
[Dual-Side Detection] Supports both left and right-side installation for quick, error-free setup.
[Expansive Wireless Range] Provides a stable connection with HomeBase at open-air distances of up to 656 ft (200 m).
[Requires eufy HomeBase] HomeBase Mini (v4.0.5.2 or above), HomeBase 2 (v3.4.1.2 or above, released after 2021), HomeBase 3 (v3.7.2.6 or above), or HomeBase Pro (v4.1.4.3 or above) required. Ensure your HomeBase is updated to the latest version for optimal performance.
Frequently Asked Questions
We currently ship to customers throughout the United States.
Most orders are delivered within 3–7 business days. Delivery times may vary depending on your location and carrier conditions.
Once your order has shipped, you’ll receive a confirmation email with your tracking number.
Please contact us as soon as possible at [[email protected]] Changes or cancellations are only possible before your order has been processed or shipped.
Yes. Eligible items may be returned in accordance with our Return & Refund Policy. For assistance, please contact us at [[email protected]]
Once your return is received and approved, your refund will be issued to your original payment method.
Please email us at [[email protected]] with your order number and clear photos of the item. We’ll be happy to assist you.
For any questions about your order, shipping, returns, or products, please contact us at [[email protected]]
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