Features
- On or Off
- Decrement button
- Increase button or backlight
- MODE: measurement mode button
- The first siren (Blue indicator)
- The siren (Red indicator)
- Buzzer
- LCD display
- Sensor
- Battery compartment cover
- Back light
- Battery indicator
- Temperature / relative humidity button
Technical Specifications
| Colour | Black or Grey |
| Display | Larger LCD display |
| Gas Type | Ammonia (NH3) gas detector |
| Measuring Range | 0 PPM to 100 PPM |
| Resolution | 0.1 PPM |
| Basic Error | 0.5 PPM |
| Response Time | Less than 120 seconds |
| Recovery Time | Less than 120 seconds |
| Repeatability | Less than ±1 % |
| Measuring Principle | Electrochemical principle, life for 2 years |
| Low Or High Alarm Or Alarm Setting | Yes |
| To Alarm | Acoustic, optical double alarm, can set the alarm value, an alarm sound is divided into 80 dB |
| Working Humidity | < 95 % RH (Non-Gel) |
| Power Supply | 3.7 V li battery |
| Continuous Operation Time | > 60 hours |
| Storage Temperature | 32 °F to 104 °F (0 °C to 40 °C) |
| Working Temperature | -4 °F to 122 °F (-20 °C to 50 °C) |
| Size | 7.1 in × 2.5 in × 1.2 in (181 mm x 63 mm x 30 mm) |
| Product Weight | 0.37 lb (0.17 kg) |
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