Create a reliable layer of indoor safety with the MOES NA503E 4-in-1 Smoke and Carbon Monoxide Alarm. Designed with a convenient EU plug-in format, this multi-function device provides comprehensive monitoring for carbon monoxide levels, smoke, ambient temperature, and humidity without complicated wiring or setup.
Key Features
- 4-in-1 Environmental Monitoring: Combines a photoelectric smoke sensor and CO detection with real-time temperature and humidity tracking.
- Color LCD Display: Features an HD color screen with adjustable brightness that clearly displays CO PPM concentration, smoke status, temperature, and relative humidity.
- Audible and Visual Alerts: Built-in 85dB sound alarm and flashing indicator light feature a 3-level warning system for immediate hazard notification.
- Rechargeable Battery Backup: Integrated 1000mAh rechargeable lithium battery ensures continuous operation during power interruptions.
- Durable Construction: Built with a flame-retardant ABS plastic housing for enhanced safety and durability in apartments, kitchens, bedrooms, dorms, and RVs.
| Brand | MOES |
| Model | NA503E |
| Product Type | Smoke & Carbon Monoxide Alarm |
| Smoke Sensor Type | Photoelectric |
| Carbon Monoxide Range | 0~999 ppm (±10%) |
| CO Alarm Threshold | 49 ppm (Initial Default) |
| Humidity Range | 0%~95% RH (±5%), non-condensing |
| Operating Temperature | -10°C~50°C / 14°F~122°F |
| Alarm Volume | 85 dB |
| Backup Battery Capacity | 1000 mAh |
| Input Voltage | 100-240V 50/60Hz |
| Housing Material | Flame Retardant ABS Plastic |
| Dimensions | 125.5 x 60.5 x 36.3 mm (excluding plug) |
| Version | EU Plug |






















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