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Product description
1 Dual-Side Detection
2 Convenient Bypass
3 Long Battery Life
Expansive Wireless Range
Secure every door and window with confidence, even up to 656 ft (200 m) away from your HomeBase.
Tamper Protection
Your system instantly alerts you if anyone attempts to remove or disable the sensor, keeping your defenses intact.
1 Local Security
2 Smart App Controls
3 Seamless Compatibility
Product Comparison
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Application
Intrusion / Burglary
Intrusion / Burglary
Flooding / Freezing
Fire
Arming / Disarming Control
Whole-home Security
Whole-home Security
Detection Technology
Magnetic Sensor
Passive Infrared Sensor (PIR)
Leak Probe and Temp. Sensor
Photoelectric
/
Multi-device Integration
/
Detection Range
/
26 ft (8 m)
3.93 ft (1.2 m)
/
/
Full Indoor/Outdoor Coverage
/
Detection Angle
XYZ Tri-Axis, Dual-Side
90°
/
/
/
/
/
Communication Range
656 ft / 200 m (Open Area)
656 ft / 200 m (Open Area)
656 ft / 200 m (Open Area)
656 ft / 200 m (Open Area)
656 ft / 200 m (Open Area)
656 ft / 200 m (Open Area)
656 ft / 200 m (Open Area)
Tamper Protection
Supported
Supported
/
/
/
Supported
/
Power Supply
CR123A
CR123A
CR123A
CR123A
Built-In Battery + Adapter
All-in-one
Lithium Ion
Battery Life
5 Years
5 Years
5 Years
5 Years
—
5 Years
—
Volume
/
/
75 dB
85 dB at 10ft
/
/
/
Other Features
Supports Bypass Mode
Filters Out Pets Under 80 lb
IP54 Rated
UL217 10th Edition Standard
One-Touch SOS Alert
Local AI, No Monthly Fee
No Monthly Fee
Does eufy Entry Sensor E20 require a connection to HomeBase? Which HomeBase models is it compatible with?
Yes, it needs to be connected to HomeBase. Ensure your HomeBase has the required version: 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), and HomeBase Pro (v4.1.4.3 or above).
How long does the battery last?
Under normal conditions, it can last for 5 years.
Note: Data based on internal lab testing. Actual performance may vary depending on usage conditions.
What is the function of the bypass button?
Press the bypass button for 2 seconds to temporarily disarm the device. When pressed, opening the door will not trigger an alarm when the system is armed. Bypass lasts for 120 seconds, after which the sensor will return to normal.
What is the detection distance for opening and closing? What does dual-sided detection mean?
Usually within 0.8 inches (2 cm). Dual-sided detection means that you can place the magnet on the left or right side of the main unit, and it will detect the opening and closing of doors/windows.
Requires eufy HomeBase to Operate: Compatible with 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), and HomeBase Pro (v4.1.4.3 or above). Ensure your HomeBase is updated to the latest version for optimal performance.
Dual-Side Detection: Supports both left and right-side installation for quick, error-free setup.
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.
Long-Lasting 5-Year Battery Life: Features a CR123A battery with up to a 5-year lifespan, meaning less maintenance for you.
Expansive Wireless Range with HomeBase: Provides a stable connection with HomeBase at open-air distances of up to 656 ft (200 m).
$29.99