172146.388.BL1 #172146 | Ajax LifeQuality Lite Jeweller Black is a smart wireless sensor designed for precise temperature and humidity monitoring in domestic, professional, and commercial environments. Thanks to high-precision sensors developed in Switzerland, the device allows you to control the indoor microclimate and activate automation scenarios for air conditioning, humidifiers, and ventilation systems. Jeweller and Wings technology ensures stable communication up to 1700 meters , while the battery life of up to 5 years with replaceable batteries ensures maximum reliability and low maintenance. The compact matte black design with integrated LED indication and anti-sabotage protection makes the sensor ideal for modern and professional installations. Ajax
172146.388.BL1 | WIRELESS TEMPERATURE AND HUMIDITY MONITOR

Ajax LifeQuality Lite Jeweller Black is a smart wireless sensor designed for precise temperature and humidity monitoring in residential, professional, and commercial environments. Thanks to high-precision sensors developed in Switzerland, the device allows you to control the indoor microclimate and activate automation scenarios for air conditioning, humidifiers, and ventilation systems. Jeweller and Wings technology ensures stable communication up to 1700 meters , while a battery life of up to 5 years with replaceable batteries ensures maximum reliability and low maintenance. The compact matte black design with integrated LED indication and anti-sabotage protection makes the sensor ideal for modern and professional installations.
Main specifications:
- Precise temperature and humidity monitoring
- Jeweler and Wings wireless technology
- Radio communication up to 1700 meters
- Battery life up to 5 years
- Integrated smart automation scenarios
- Anti-sabotage protection with accelerometer
- LED indicator for climate status
- Backup data storage for up to 72 hours
- Compact design in matte black color
Further details
- The Wings protocol improves data transmission and wireless communication reliability, enabling fast updates, efficient synchronization, and continuous operation of the Ajax system even in the presence of interference.
The device supports wireless communication with a range of up to 1700 meters in open areas , ensuring stable connection with Ajax hubs and repeaters thanks to dedicated radio frequencies and advanced data transmission technologies.
Technical data sheet
| 172146.388.BL1 | |
| Additional features | |
| Graphs | Temperature and humidity graphs |
| LED indication | Green: acceptable level Yellow: beyond acceptable levels |
| Automation scenarios | Responses to changes in temperature or humidity |
| Backup storage | Up to 3 days |
| Communication with a hub or repeater | |
| Jeweller and Wings Communication Technologies | Operating frequencies: 866.0 - 866.5 MHz 868.0 - 868.6 MHz 868.7 - 869.2 MHz 905.0 - 926.5 MHz 915.85 - 926.5 MHz 921.0 - 922.0 MHz Based on sales region |
| Communication range | up to 1700 m up to 5500 ft In the open field |
| Temperature measurement | |
| Measuring range | from -30°C to +50°C from -22°F to +122°F |
| Measurement accuracy | ±0.2°C (from 0°C to +50°C) ±0.3°C (-10°C to 0°C) ±0.4°C (-20°C to -10°C) ±0.5°C (-30°C to -20°C) ±0.36°C (32°F to 122°F) ±0.54°C (14°F to 32°F) ±0.72°C (-4°F to 14°F) ±0.90°C (-22°F to -4°F) |
| Measuring step | 0.1°C 0.18°F |
| Humidity measurement | |
| Measuring range | from 0% to 100% |
| Measurement accuracy | ±1.8% When the temperature is above 0°C (32°F) |
| Measuring step | 1% |
| Diet | |
| Batterie | 2 x CR123A Pre-installed |
| Estimated battery life | up to 5 years |
| Installation | |
| Operating temperature | from -30°C to +50°C from -22°F to +122°F |
| Maximum permissible humidity | up to 85% non-condensing |
| Custody | |
| Color | Black |
| Dimensions | 77 × 77 × 35 mm 3.03″ × 3.03″ × 1.36″ |
| Weight | 118 g 4.16 oz |
| Complete set | LifeQuality Lite Jeweler Mounting panel SmartBracket 2 x CR123A batteries (pre-installed) Installation kit Quick Guide |
| Warranty | 24 months |



