Research Article
Low-Cost, Low-Energy, Wireless Hydrological Monitoring Platform: Design, Deployment, and Evaluation
Table 1
Current and energy consumption figures for major components.
| Component | Average current (mA) | Duration of an operation cycle (seconds) | Energy consumption/cycle of operation (mWh) |
| GSM | 35.16 | 38 | 2.923 | Ultrasonic sensor | 20 | 3.3 | 0.145 | SD card module | 17.4 | 2.44 | 0.093 | MCU + passive components | 0.03 | 3600 | 0.237 |
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