Self-Powered Doorbell | Elder Call Button | Climate Display | 1000ft Range
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Highlights
- 🔋 Energy Harvesting: Generates power per button press
- 👵 Senior Alert: 95dB buzzer + strobe light combo
- 🌡️ Real-time Monitoring: ±1°C accuracy temperature/humidity
- 📶 300m Open Area Range: Penetrates 3 concrete walls
- 🕒 Auto-Time Sync: Supports GMT+3 & DST
Specifications
| Product Weight | 300 g |
Self-Powered Doorbell | Elder Call Button | Climate Display | 1000ft Range
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