Price range
RUB 1,636
– RUB 3,000
Evjeal CDR-811 Smart Smoke Detector
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.
- 2 offers
- WiFi-enabled with app alerts for smoke detection
- Color: 2 colors
Price spread
~83%
Across listed offers
Customer rating
182 ratings
Available offers (2)
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Offer comparison
Compare prices, availability, and key variant differences in one table.
| Feature | White, 2-pack | Black, 1-pack |
|---|---|---|
| Price | RUB 3,000.26 | RUB 1,636.14 |
| Updated | Mar 25, 2026 | Mar 25, 2026 |
| Availability | Available to order | Available to order |
| Color | Black, White | Black |
| Pack Size | 2 | 1 |
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| Brand | Evjeal | Soewolit | Soewolit | Gaoducash | Soewolit | Kidde |
| Model | CDR-811 | SO507YW | SO507YW | YG400A | KT0917 | 20SAR-W |
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| Price | RUB 3,000.26 | RUB 8,343.59 | RUB 4,974.22 | RUB 2,245.98 | RUB 7,964.04 | RUB 4,410.92 |
| Seller | Retailer | Retailer | Retailer | Retailer | Retailer | Retailer |
| Update | Mar 25, 2026 | Mar 21, 2026 | Mar 21, 2026 | Apr 29, 2026 | Apr 3, 2026 | Jun 24, 2026 |
| Weight | 45 | 548.85 | 118 | 549 | ||
| Material | Plastic | Plastic | ABS Plastic | |||
| Detection | Smoke | Smoke | Smoke | Carbon Monoxide, Smoke | ||
| Pack Size | 2 | 6 | 3 | 1 | 3 | |
| Alert Type | App Notification, Audible | App Notification, Audible, Visual | App Notification, Audible | App Notification, Audible, Visual | ||
| Dimensions | 90, 90, 30 | 76.2, 55.88, 76.2 | 84.6, 44.7, 84.6 | 107, 102, 102 | 127, 127, 51 | |
| Wi-Fi Band | 2.4 GHz | 2.4 GHz | 2.4 GHz | 2.4 GHz | ||
| Battery Type | Alkaline | Lithium Metal | CR2032 | Alkaline | AA | |
| Connectivity | Wi-Fi | Wi-Fi | Wi‑Fi | Wi-Fi | Wi-Fi | Wi-Fi |
| Power Source | Battery | Battery | Battery | Battery | Battery or AC | |
| App Ecosystem | Tuya/Smart Life | Tuya/Smart Life | Tuya/Smart Life | Tuya/Smart Life | ||
| Mounting Type | Ceiling-Mounted | Ceiling-Mounted, Wall-Mounted | Ceiling Mount, Wall Mount | |||
| Batteries Included | Yes | Yes | Yes | Yes | Yes | |
| Voice Assistant Compatibility | Alexa, Google Assistant | Google Assistant | Google Assistant | |||
| Alarm Sound Level | 85 | 85 | 85 | 85 | ||
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