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| Brand | Truelab |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | UL90-GSM |
| Price | USD 570 (approx.) |
| Temperature Range | −90 °C to +40 °C |
| Temperature Accuracy | ±0.5 °C to ±0.8 °C |
| Temperature Resolution | 0.1 °C |
| Memory Capacity | 14,848 data points (expandable to 31,104) |
| Logging Interval | 2 seconds to 24 hours (user-configurable) |
| Power Supply | 12 V DC input with built-in rechargeable lithium battery (7-day backup during power outage) |
| Communication Interface | USB 2.0 |
| Average Power Consumption | ≤0.24 W |
| Alarm Triggers | Temperature out-of-range, power failure, configurable SMS alert interval (default 10 min) |
| SMS Recipients | Up to 3 mobile numbers |
| Network Compatibility | GSM only (not compatible with CDMA or LTE-only SIMs) |
| Operating Environment | −20 °C to +70 °C |
| Compliance | CE-marked for industrial environmental monitoring |
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