JAMHER YYT-CGQ-4 WiFi Hygrometer Thermometer Sensor, Indoor Outdoor Wireless Temperature Humidity Sensor, with Remote Monitor and Alert: WiFi connectivity for remote monitoring without hub
For parents monitoring a nursery or plant enthusiasts tending a greenhouse, this JAMHER sensor offers more than data—it provides proactive peace of mind. Instead of just tracking numbers, it acts as your silent guardian, alerting you before a room gets too chilly for a baby or humidity spikes threaten delicate seedlings.
The app sends a notification the moment readings drift from your preset range, letting you adjust a thermostat or humidifier remotely. You can check conditions from your phone while at work, and with Alexa compatibility, simply ask for an update without lifting a finger. Its compact size fits discreetly in tight spots like a cigar humidor or behind a bookshelf, ensuring accurate monitoring wherever you need it.
Features
- Compatible with Alexa and Google Assistant for voice control
- Smart alerts via app for preset temperature and humidity ranges
- View history records and temperature humidity graphs
- Easy setup in under 2 minutes
- Compact design fits in small spaces like potted plants
- WiFi connectivity for remote monitoring without hub
General specs
- Brand: JAMHER
- Model: YYT-CGQ-4
- Seller: Amazon
- ID: B0DR4H4ZBY
- Sensors: Humidity, Temperature
- Controls: App Control, Voice Control
- Mounting: Desktop
- Connectivity: Wi-Fi
- Power Source: Battery
- Use Location: Indoor, Outdoor
- App Ecosystem: Tuya
- Humidity Range: 0, 100
- Temperature Range: 32, 122
- Smart Assistant Compatibility: Amazon Alexa, Google Assistant
- First listed by seller: 2/2/26
If you are interested in more details, you can find full information on the seller's page.
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| Brand | JAMHER | PHOVOLT | PHOVOLT | Gaoducash | PHOVOLT | PHOVOLT |
| Model | YYT-CGQ-4 | TH001 | TH11 | TH01 | PH-TH01 | TH11Y |
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| Price | $38.99 | $12.99 | $17.99 | $12.99 | $15.49 | $35.99 |
| Seller | Amazon | Amazon | Amazon | Amazon | Amazon | Amazon |
| Update | Mar 21, 2026 | Mar 21, 2026 | Mar 21, 2026 | Mar 21, 2026 | Mar 21, 2026 | Mar 21, 2026 |
| Sensors | Humidity, Temperature | Humidity, Temperature | Humidity, Temperature | Humidity, Temperature | Humidity, Temperature | Humidity, Temperature |
| Controls | App Control, Voice Control | App Control, Voice Control | App Control, Voice Control | App Control, Voice Control | App Control, Voice Control | App Control, Voice Control |
| Mounting | Desktop | Desktop, Wall-Mounted | Desktop, Wall-Mounted | Desktop, Wall-Mounted | Desktop | Desktop, Wall-Mounted |
| Connectivity | Wi-Fi | Wi-Fi | Wi-Fi | Wi-Fi | Wi-Fi | Wi-Fi |
| Power Source | Battery | AC Power | Battery | Battery | Battery | AC Power |
| Use Location | Indoor, Outdoor | Indoor | Indoor | Indoor | Indoor, Outdoor | Indoor |
| App Ecosystem | Tuya | Tuya | Tuya | Tuya | Tuya | |
| Humidity Range | 0, 100 | 0, 100 | 0, 100 | <num_from>, <num_to> | ||
| Temperature Range | 32, 122 | <num_from>, <num_to> | 32, 122 | -40, 140 | <num_from>, <num_to> | |
| Smart Assistant Compatibility | Amazon Alexa, Google Assistant | Amazon Alexa, Google Assistant | Amazon Alexa, Google Assistant | Amazon Alexa | Amazon Alexa, Google Assistant | Amazon Alexa, Google Assistant |
| Sensor Type | Digital | Digital | Digital | Digital | ||