Features
- Reliable NB-IoT & LoRaWAN Connectivity
- Manhole Abnormal Movement Detection System
- Extended Battery Life for Longevity
- IP68 Waterproof and Dustproof Protection
- Remote Monitoring with Instant Alerts
- Easy and Secure Bracket Installation
- Smart City Infrastructure Safety Solution
Technical Specifications
| Color | Black |
| Material | ABS |
| Principle | Acceleration / Ultrasonic Detection |
| Detection Range | 5.91 in to 157.48 in (15 cm to 400 cm) |
| Accuracy of Height | ±1.18 in (±3 cm) |
| Accuracy of Temperature | ±3.6 °F (±2 ℃) |
| Accuracy of Angle | ±2° |
| Wireless Communication | NB-IoT, LoRaWAN, Sigfox, Multi-tech (Cat-M, NB-IoT, GPRS) |
| Inner Battery | 8500mAh @ 3.6V |
| Battery Life | More than 8 years (Depends on wireless option, signal, report frequency, and environment temperature) |
| Operating Temperature | -4 °F to 158 °F (-20 ℃ to +70 ℃) |
| Storage Temperature | -40 °F to 185 °F (-40℃ to +85℃) |
| Protection Level | IP68 |
| Net Weight | 5.29 oz (150 g) |
| Dimension | 4.69 in × 4.69 in × 1.57 in (119 mm × 119 mm × 40 mm) |






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