Evjeal CDR-811 Smart Smoke Detector
Available Options
This smart smoke detector offers modern protection with convenient features for homeowners. It provides WiFi connectivity for app alerts and remote control, including testing and silencing functions. The top-access battery cover allows easy replacement without removing the unit from the ceiling. Equipped with an advanced photoelectric sensor to minimize false alarms, it works reliably with or without WiFi connection. Simple setup connects to 2.4GHz networks and supports voice assistants for added convenience.
Features
- WiFi-enabled with app alerts for smoke detection
- Top-access battery cover for easy replacement
- App control for remote testing and notifications
- Simple setup with 2.4GHz Wi-Fi
- Advanced photoelectric sensor to reduce false alarms
- Works as standalone alarm without WiFi
- Voice assistant compatibility
Product details
General specs
- Brand: Evjeal
- Model: CDR-811
- Material: Plastic
- Detection: Smoke
- Alert Type: App Notification, Audible
- Wi-Fi Band: 2.4 GHz
- Battery Size: AAA
- Battery Type: Alkaline
- Connectivity: Wi-Fi
- Power Source: Battery
- App Ecosystem: Tuya/Smart Life
- Mounting Type: Ceiling-Mounted
- Batteries Included: Yes
- Voice Assistant Compatibility: Alexa, Google Assistant
Starting from $23.99
Comparison with similar products
| This item | Recommendations | |||||
|---|---|---|---|---|---|---|
Evjeal CDR-811 Black Smart smoke detection with app alerts
|
Gaoducash YG400A
|
Kidde 20SAR-W White
|
Soewolit KT0917
|
Soewolit SO507YW White Wi-Fi connectivity with app notifications
|
X-Sense FS51 White Immediate phone alerts on smoke detection
|
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| Brand | Evjeal | Gaoducash | Kidde | Soewolit | Soewolit | X-Sense |
| Model | CDR-811 | YG400A | 20SAR-W | KT0917 | SO507YW | FS51 |
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| Price | $23.99 | $27.99 | $54.97 | $109.69 | $52.18 | $92.44 |
| Seller | Amazon | Amazon | Amazon | Amazon | Amazon | Amazon |
| Update | January 16, 2026 | January 16, 2026 | January 16, 2026 | January 16, 2026 | December 9, 2025 | December 9, 2025 |
| Weight | 45.36 | 118 | 549 | <num1>, <num2> | <num1>, <num2> | |
| Material | Plastic | ABS Plastic | Plastic | |||
| Detection | Smoke | Smoke | Carbon Monoxide, Smoke | Smoke | ||
| Pack Size | 1 | 1 | 3 | 3 | 5 | |
| Alert Type | App Notification, Audible | App Notification, Audible | App Notification, Audible, Visual | App Notification, Audible | ||
| Dimensions | 90, 90, 30 | 84.6, 44.7, 84.6 | 127, 127, 51 | 107, 102, 102 | <num_width>, <num_height>, <num_z> | |
| Wi-Fi Band | 2.4 GHz | 2.4 GHz | 2.4 GHz | 2.4 GHz | ||
| Battery Size | AAA | AAA | AA | |||
| Battery Type | Alkaline | Alkaline | AA | CR2032 | Alkaline | |
| Connectivity | Wi-Fi | Wi-Fi | Wi-Fi | Wi-Fi | Wi‑Fi | Wi-Fi |
| Power Source | Battery | Battery | Battery or AC | Battery | Battery | |
| App Ecosystem | Tuya/Smart Life | Tuya/Smart Life | Tuya/Smart Life | X-Sense | ||
| Mounting Type | Ceiling-Mounted | Ceiling Mount, Wall Mount | Ceiling-Mounted | |||
| Batteries Included | Yes | Yes | Yes | Yes | Yes | |
| Voice Assistant Compatibility | Alexa, Google Assistant | Google Assistant | Alexa, Google Assistant | |||
| Alarm Sound Level | 85 | 85 | 85 | |||